Level 2 FITS file - ITA-Solar/solo-spice-ql GitHub Wiki

Keywords taken from the second extension header ((STP122) Ly beta 1025 (Merged)) in the file: solo_L2_spice-n-ras_20201118T103132_V22_33554583-000.fits.

The header of the corresponding level 2=3 extension can be found here.

XTENSION= 'IMAGE   '           / Written by IDL:  Sun Sep  8 17:45:52 2024        
BITPIX  =                  -32 / Real*4 (floating point)                          
NAXIS   =                    4 / Number of dimensions                             
NAXIS1  =                   30 / Number of slit positions (x)                     
NAXIS2  =                  744 / Number of pixels along slit (y)                  
NAXIS3  =                   62 / Number of pixels in dispersion dimension         
NAXIS4  =                    1 / Number of exposures per slit position (time)     
PCOUNT  =                    0 /  number of random group parameters               
GCOUNT  =                    1 /  number of random groups                         
DATE    = '2024-09-08T17:45:52' / Date and time of FITS file creation             
                                                                                  
EXTNAME = '(STP122) Ly beta 1025 (Merged)' / Extension name                       
FILENAME= 'solo_L2_spice-n-ras_20201118T103132_V22_33554583-000.fits' / Filename  
                                                                                  
                                                                                  
           --------------------------------------------------------               
           | Study parameters valid for all Obs-HDUs in this file |               
           --------------------------------------------------------               
STUDYTYP= 'Raster  '           / Sit-and-stare, Raster or Single Exposure         
STUDYDES= 'Dynamics ''RAL b''' / Study description                                
STUDY   = 'SCI_DYN-QS-MEDIUM-1ARC_SS_SL02_5.0S_FF' / SPICE Study name             
OBS_MODE= 'SCI_DYN-QS-MEDIUM-1ARC_SS_SL02_5.0S_FF' / = STUDY                      
OBS_TYPE= 'o36n    '           / Unique code for OBS_MODE                         
AUTHOR  = 'Eric Buchlin'       / Author of study                                  
OBS_ID  = 'SSPI_021A_000_000_o36n_11T' / SOC Observation ID                       
SPIOBSID=             33554583 / SPICE Observation ID (hex 2000097)               
OBS_DESC= 'Dynamics 2 arc sec slit  RAL proposal b' / Observation description     
PURPOSE = 'Science '           / Purpose of study (Science/Calibration/Checkout)  
READMODE= 'Destructive'        / Destructive or non-destructive                   
TRIGGERD= 'none    '           / Event that triggered observation                 
OBJECT  = 'Sun     '           / Type of object observed                          
TARGET  = 'on disk, South East' / Coarse human interpretable pointing info        
SOOPNAME= 'None    '           / SOOP Campaign name(s)                            
SOOPTYPE= '000     '           / SOOP Campaign name code(s)                       
STP     =                  122 / SoLO Short-Term Plan number                      
SETFILE = 'flt04-study-set.xml' / Study Set (study definitions) filename          
SETVER  =                   13 / Study Set version                                
APID    =                 1404 / Application Process ID                           
NRASTERS=                  118 / Number of planned rasters for this SPIOBSID      
RASTERNO=                    0 / Raster number (starting at 0)                    
STUDY_ID=                   14 / On-board Study ID slot (0-63)                    
MISOSTUD=                 1872 / Ground study ID used in MISO planning tool       
XSTART  =                   30 / [arcsec] Slit instr. x rel. to instr. boresight  
XPOSURE =              5.00000 / [s] Total effective exposure time                
FOCUSPOS=                11943 / Focus position                                   
                                                                                  
POINT_ID= '00000670'           / SVO pointing ID                                  
MOSAICID= '        '           / Blank when study is not a mosaic                 
SVO_SEP1= 'INSTRUME,PURPOSE,SOOPNAME,STUDY,SPIOBSID' / SVO very fine split level  
SVO_SEP2= 'INSTRUME,PURPOSE,SOOPNAME,STUDY' / SVO fine split level                
SVO_SEP3= 'INSTRUME,PURPOSE,SOOPNAME' / SVO medium split level                    
SVO_SEP4= 'INSTRUME'           / SVO coarse split level                           
SVO_GRP = '33554583'           / SVO file group ID = string(SPIOBSID)             
                                                                                  
NWIN    =                    3 / Total number of windows in this file             
NWIN_PRF=                    3 / Number of windows not Dumbbell or Intensity      
NWIN_DUM=                    0 / Number of Dumbbell windows                       
NWIN_INT=                    0 / Number of Intensity-windows                      
NWIN_ORG=                    4 / Number of windows before merging adjacent win.   
                                                                                  
PXCOV3  = '1147-1178, 1713-1776, 1805-1836' / [pixel] All PXBEG3-PXEND3, after m  
WAVECOV = '97.555655-97.882837, 102.28055-102.87717, 103.04077-103.36795' / [nm]  
                                                                                  
                                                                                  
           ------------------------------------------------------                 
           | Other keywords valid for all Obs-HDUs in this file |                 
           ------------------------------------------------------                 
TIMESYS = 'UTC     '           / TIMESYS included for readability                 
DATEREF = '2020-11-18T10:31:32.137' / [UTC] Zero point of time coordinate         
DATE-BEG= '2020-11-18T10:31:32.137' / [UTC] Beginning of data acquisition         
DATE-OBS= '2020-11-18T10:31:32.137' / [UTC] Equals DATE-BEG                       
DATE-AVG= '2020-11-18T10:32:50.879' / [UTC] Data acquisition midpoint             
DATE-END= '2020-11-18T10:34:09.388' / [UTC] End of data acquisition               
SEQ_BEG = '2020-11-18T10:31:34' / [UTC] Approximated start of observation series  
TELAPSE =        157.250999928 / [s] Elapsed time between beg. and end of acqu.   
OBT_BEG =        659010651.950 / Start acquisition time in OBT                    
LEVEL   = 'L2      '           / Data processing level                            
CREATOR = 'SDP-SPICE'          / Name of pipeline                                 
ORIGIN  = 'University of Oslo' / Name of institution                              
VERS_SW = '4776    '           / UiO SVN revision number of L1 pipeline           
VERS_CAL= '4763    '           / UiO SVN revision number of L2 calibration sw     
VERSION = '22      '           / Incremental file version number                  
OBSRVTRY= 'Solar Orbiter'      / Observatory Name                                 
INSTRUME= 'SPICE   '           / Instrument name                                  
CROTA   =        3.02181206792 / [deg] S/C counter-clockwise roll rel to Solar N  
                                                                                  
COMPLETE= 'C       '           / Complete data set, all windows combined          
PCT_CMPL=              100.000 / Completeness of data set, all windows combined   
                                                                                  
                                                                                  
           -------------------------------------                                  
           | STUDYFLG and its derived keywords |                                  
           -------------------------------------                                  
STUDYFLG=                    0 / Study flags                                      
NOSPECTR=                    0 / Applies only to dumbbells                        
CALMODE =                    0 / Applies only to full frame readouts              
DBLEXP  =                    0 / If set, double exposure is enabled               
DBLEXPNO=                    0 / Applies only when DBLEXP=1                       
DARKMAP =                    0 / If set, a dark map was subtracted on-board       
BLACKLEV=                    0 / If set, a bias frame was subtracted on-board     
                                                                                  
                                                                                  
           ----------------------------------------------------------------       
           | Keywords valid for this HDU ((STP122) Ly beta 1025 (Merged)) |       
           ----------------------------------------------------------------       
WIN_TYPE= 'Narrow-slit Spectral' / Description of window type                     
DATAPROD= 'Narrow-slit Spectral Raster' / WIN_TYPE+STUDYTYP                       
TELESCOP= 'SOLO/SPICE/LW'      / Telescope/Sensor name/Detector array name        
DETECTOR= 'LW      '           / Detector array name                              
WINNO   =                    1 / Window number (starting at 0) within this file   
WINTABID=                   22 / On-board index of 1st window of merged group     
MISOWIN =                 2839 / MISO ID of 1st window of merged group            
WINSHIFT=                    0 / [pixel] Win redshift rel to win 2839 base pos.   
SLIT_ID =                    1 / Slit ID (0-3)                                    
SLIT_WID=                    2 / [arcsec] Slit width                              
DUMBBELL=                    0 / 0/1/2: not a dumbbell/lower dumbbel/upper dumbb  
                                                                                  
WAVEUNIT=                   -9 / Power of 10 by which the metre is multiplied     
WAVEREF = 'vacuum  '           / Wavelengths are given in vacuum                  
WAVEMIN =        102.280548024 / [nm] Left edge of first read detector pixel      
WAVEMAX =        102.877174024 / [nm] Right edge of last read detector pixel      
WINWIDTH=       0.596626000000 / [nm] Window width                                
                                                                                  
BTYPE   = 'Spectral Radiance'  / Type of data                                     
UCD     = 'phot.radiance;em.line' / Unified Content Descriptors v1.23             
BUNIT   = 'W m-2 sr-1 nm-1'    / Physical units of calibrated data                
                                                                                  
NTOTPIX =              1194090 / Number of potentially usable pixels excl padded  
NDATAPIX=              1194090 / Number of usable pixels excl padded/NaN/NSATPIX  
NSATPIX =                    0 / Number of pixels set to NaN due to saturation    
NLOSTPIX=                    0 / Number of NaN pix excl. padded and saturated     
NAPRXPIX=                    0 / Number of approx. pix. b.f. geo. corr., now NaN  
                                                                                  
PCT_DATA=              100.000 / NDATAPIX/NTOTPIX*100                             
PCT_SATP=              0.00000 / NSATPIX/ NTOTPIX*100                             
PCT_LOST=              0.00000 / NLOSTPIX/NTOTPIX*100                             
PCT_APRX=              0.00000 / NAPRXPIX/NTOTPIX*100                             
                                                                                  
DATAMIN =             -14.9251 / [W m-2 sr-1 nm-1] Minimum data value             
DATAMAX =              1398.30 / [W m-2 sr-1 nm-1] Maximum data value             
DATAMEAN=        2.97794352505 / [W m-2 sr-1 nm-1] Mean    data value             
DATAMEDN=              1.45723 / [W m-2 sr-1 nm-1] Median  data value             
DATAP01 =             -1.66742 / [W m-2 sr-1 nm-1] 1st  percentile of data value  
DATAP10 =            -0.333597 / [W m-2 sr-1 nm-1] 10th percentile of data value  
DATAP25 =             0.443972 / [W m-2 sr-1 nm-1] 25th percentile of data value  
DATAP75 =              3.06427 / [W m-2 sr-1 nm-1] 75th percentile of data value  
DATAP90 =              6.73790 / [W m-2 sr-1 nm-1] 90th percentile of data value  
DATAP95 =              12.1821 / [W m-2 sr-1 nm-1] 95th percentile of data value  
DATAP98 =              22.7650 / [W m-2 sr-1 nm-1] 98th percentile of data value  
DATAP99 =              30.0117 / [W m-2 sr-1 nm-1] 99th percentile of data value  
DATARMS =        6.05199816634 / [W m-2 sr-1 nm-1] sqrt(sum((data-DATAMEAN)^2)/N  
DATANRMS=        2.03227432469 / Normalised RMS dev: DATARMS/DATAMEAN             
DATAMAD =        3.08580076069 / [W m-2 sr-1 nm-1] sum(abs(data-DATAMEAN))/N      
DATASKEW=        15.6278365060 / Data skewness                                    
DATAKURT=        2453.88383854 / Data kurtosis                                    
                                                                                  
PXBEG1  =                   30 / [pixel] First read-out pixel in X dimension      
PXEND1  =                    1 / [pixel] Last  read-out pixel in X dimension      
PXBEG2  =                  101 / [pixel] First read-out pixel in Y dimension      
PXEND2  =                  868 / [pixel] Last  read-out pixel in Y dimension      
PXBEG3  =                 1713 / [pixel] First read-out pixel in dispersion dim.  
PXEND3  =                 1776 / [pixel] Last  read-out pixel in dispersion dim.  
PXBEG4  =                    1 / [pixel] First read-out pixel in time dimension   
PXEND4  =                    1 / [pixel] Last  read-out pixel in time dimension   
                                                                                  
NBIN1   =                    1 / Binning factor in X dimension                    
NBIN2   =                    1 / Binning factor in Y dimension                    
NBIN3   =                    1 / Binning factor in dispersion dimension           
NBIN4   =                    1 / Binning factor in time dimension                 
NBIN    =                    1 / Total binning factor                             
                                                                                  
COMPRESS= 'Focal Lossy'        / JPEG Compression description                     
COMP_RAT=              4.00000 / Compression ratio decompressed/compressed        
COMPQUAL=             0.250000 / Compression ratio compressed/decompressed        
COMPTYPE=                    2 / Compression type (0-7)                           
COMPPARA=                   64 / Compression amount parameter (0-255)             
SHCFFTID=                    0 / Applies only to SHC-compressed data              
COMP_ALG= 'Lossy/Focal Lossy/4/2/64' / Lossy/COMP(RESS/_RAT/TYPE/PARA)            
                                                                                  
                                                                                  
           ------------------------------------------                             
           | World Coordinate System (WCS) keywords |                             
           ------------------------------------------                             
WCSNAME = 'Helioprojective-cartesian' / Name of coordinate system                 
LONPOLE =              180.000 / [deg] Native longitude of celestial pole         
SPECSYS = 'TOPOCENT'           / Spectral coord. not corrected for S/C velocity   
VELOSYS =              0.00000 / [m/s] Default for SPECSYS='TOPOCENT'             
                                                                                  
CTYPE1  = 'HPLN-TAN'           / Type of 1st coordinate                           
CNAME1  = 'Helioprojective longitude (Solar X), increases towards Solar West' /   
CUNIT1  = 'arcsec  '           / Units for 1st coordinate (for CRVAL1, CDELT1)    
CRVAL1  =       -93.9521806573 / [arcsec] 1st coordinate of reference point       
CDELT1  =              2.00000 / [arcsec] Increment of 1st coord at ref point     
CRPIX1  =              15.5000 / [pixel] 1st pixel index of reference point       
PC1_1   =       0.998609538490 / Non-default value due to CROTA degrees S/C roll  
PC1_2   =     -0.0289411515915 / Contribution of dim 2 to coord 1 due to roll     
CRDER1  =       0.101266120183 / [arcsec] Mean stddev of Solar X                  
CWERR1  =        1.32900386877 / [arcsec] Max absolute distortion, Solar X        
CWDIS1  = 'Lookup  '           / Type of WCS distortion correction                
DW1     = 'EXTVER: 1'          / Extension version                                
DW1     = 'NAXES: 1'           / Axes in the distorion array                      
DW1     = 'AXIS.1: 1'          / Correction of Solar X                            
DW1     = 'ASSOCIATE: 1'       / Association stage is pixel coordinates           
DW1     = 'APPLY: 6'           / Application stage is world coordinates           
                                                                                  
CTYPE2  = 'HPLT-TAN'           / Type of 2nd coordinate                           
CNAME2  = 'Helioprojective latitude (Solar Y), increases towards Solar North' /   
CUNIT2  = 'arcsec  '           / Units for 2nd coordinate (for CRVAL2, CDELT2)    
CRVAL2  =       -49.3990793658 / [arcsec] 2nd coordinate of reference point       
CDELT2  =        1.09800000000 / [arcsec] Increment of 2nd coord at ref point     
CRPIX2  =              372.500 / [pixel] 2nd pixel index of reference point       
PC2_1   =      0.0960220821812 / Contribution of dim 1 to coord 2 due to roll     
PC2_2   =       0.998609538490 / Non-default value due to CROTA degrees S/C roll  
CRDER2  =       0.174014730449 / [arcsec] Mean stddev of Solar Y                  
CWERR2  =        2.35945594488 / [arcsec] Max absolute distortion, Solar Y        
CWDIS2  = 'Lookup  '           / Type of WCS distortion correction                
DW2     = 'EXTVER: 2'          / Extension version                                
DW2     = 'NAXES: 1'           / Axes in the distorion array                      
DW2     = 'AXIS.1: 1'          / Correction of Solar Y                            
DW2     = 'ASSOCIATE: 1'       / Association stage is pixel coordinates           
DW2     = 'APPLY: 6'           / Application stage is world coordinates           
                                                                                  
CTYPE3  = 'WAVE    '           / Type of 3rd coordinate                           
CNAME3  = 'Wavelength'         / Description of 3rd coordinate                    
CUNIT3  = 'nm      '           / Units for 3rd coordinate (for CRVAL3, CDELT3)    
CRVAL3  =        102.578861024 / [nm] 3rd coordinate of reference point           
CDELT3  =     0.00962300000000 / [nm] Increment of 3rd coord at ref point         
CRPIX3  =              31.5000 / [pixel] 3rd pixel index of reference point       
PC3_3   =              1.00000 / Default value, no rotation                       
                                                                                  
CTYPE4  = 'UTC     '           / Type of 4th coordinate                           
CNAME4  = 'Time (Degenerate Dimension)' / Description of 4th coordinate           
CUNIT4  = 's       '           / Units for 4th coordinate (for CRVAL4, CDELT4)    
CRVAL4  =        78.6250000000 / [s] 4th coord of ref point, relative to DATEREF  
CDELT4  =        1.00000000000 / [s] Degenerate dimension; default value          
CRPIX4  =              1.00000 / [pixel] 4th pixel index of reference point       
PC4_4   =              1.00000 / Default value, no rotation                       
PC4_1   =       -5.25000000000 / Contribution of dimension 1 to coordinate 4      
                                                                                  
                                                                                  
           -----------------------------------------------------------------      
           | Auxiliary data and reference to bintab with variable keywords |      
           -----------------------------------------------------------------      
VAR_KEYS= 'VARIABLE_KEYWORDS;TIMAQOBT,MIRRPOS,TN_FOCUS,TN_GRAT,TN_SW,TN_LW,T_F&'  
CONTINUE  'OCUS,T_GRAT,T_SW,T_LW,TIMAQUTC,CRDER1,CRDER2,RADCAL[(STP122) Ly bet&'  
CONTINUE  'a 1025 (Merged)]                                                  &'   
CONTINUE  '' / Variable keywords                                                  
TIMAQOBT=        659010728.076 / [OBT] Average Start time of data acquisition     
MIRRPOS =              39800.4 / [adu] Average Scan mirror position               
TN_FOCUS=              2429.43 / [adu]     Average SFM focus   temperature        
TN_GRAT =              2724.13 / [adu]     Average SFM grating temperature        
TN_SW   =              2806.80 / [adu]     Average HAS SW      temperature        
TN_LW   =              2807.07 / [adu]     Average HAS LW      temperature        
T_FOCUS =              1.78514 / [Celsius] Average SFM focus   temperature        
T_GRAT  =             -6.23387 / [Celsius] Average SFM grating temperature        
T_SW    =             -20.7389 / [Celsius] Average HAS SW      temperature        
T_LW    =             -20.7460 / [Celsius] Average HAS LW      temperature        
TIMAQUTC= '2020-11-18T10:32:48.263' / [UTC] Start t. of data acquisition          
                                                                                  
RADCAL  =        8.13673800159 / [DN/(W m-2 sr-1 nm-1)] Average calibration fact  
                                                                                  
VN_MCPSW=                 2711 / [adu] MCP SW voltage                             
VN_MCPLW=                 2590 / [adu] MCP LW voltage                             
VN_GAPSW=                 2937 / [adu] GAP SW voltage                             
VN_GAPLW=                 2941 / [adu] GAP LW voltage                             
V_MCPSW =                  899 / [V]   MCP SW voltage                             
V_MCPLW =                  850 / [V]   MCP LW voltage                             
V_GAPSW =                 2795 / [V]   GAP SW voltage                             
V_GAPLW =                 2800 / [V]   GAP LW voltage                             
                                                                                  
                                                                                  
           ----------------------------------------                               
           | Keywords describing processing steps |                               
           ----------------------------------------                               
PRSTEP1 = 'COMPRESSION'        / Type of processing, step 1                       
PRPROC1 = 'JPEG Compression (On-board)' / Name of procedure, step 1               
                                                                                  
PRSTEP2 = 'TELEMETRY-PARSING'  / XML decoding, decompression if applicable, etc   
PRPROC2 = 'spice_process_telemetry.pro' / Name of procedure, step 2               
PRPVER2 = '03.07.00'           / Version of procedure, step 2                     
PRLIB2A = 'uio-spice-pipeline/telemetry_parsing' / Library containing PRPROC2     
PRVER2A = '4681    '           / UiO SVN revision number of PRLIB2A (2024-08-07)  
                                                                                  
PRSTEP3 = 'PIXEL-LEVEL-OFFSET-SUBTRACTION' / Type of processing, step 3           
PRPROC3 = 'spice_file_to_oslo_fits.pro' / Name of procedure, step 3               
PRPVER3 = '4633    '           / UiO SVN revision number of PRPROC3 (2024-07-03)  
PRPREF3 = 'pixel_level_offset = 200' / [adu] Offset subtracted from data values   
PRLIB3A = 'uio-spice-pipeline' / Software library containing PRPROC3              
PRVER3A = '4776    '           / UiO SVN revision number of PRLIB3 (2024-09-03)   
                                                                                  
PRSTEP4 = 'SPATIAL-COORDINATE-CALCULATION' / Type of processing                   
PRPROC4 = 'get_sunspice_hpc_point.pro' / Proc. returning s/c helioproj. coords    
PRPVER4 =                60067 / Mod. julday of PRPROC4 (2023-05-03)              
PRPARA4 = 'correction = "lt+s"' / Correct for velocity aberration                 
COMMENT                                                                           
COMMENT    ABERRATION CORRECTION APPLIED TO THE S/C COORDINATES                   
COMMENT                                                                           
PRREF4  = 'spk="solo_ANC_soc-orbit-stp_20200210-20301120_327_V1_00367_V01.bsp"&'  
CONTINUE  ',spk_date = "2024-08-21"                                           &'  
CONTINUE  ',ck="solo_ANC_soc-flown-att_20200210T000000-20210101T111121_V01.bc"&'  
CONTINUE  ',ck_date  = "2023-03-08"                                           &'  
CONTINUE  '' / Name and date of loaded ephemeris (spk) and attitude (ck) files    
PRLIB4A = '$SSW/packages/sunspice/idl/' / Software library containing PRPROC4     
PRVER4A =                60345 / Mod. julday of PRLIB4A (2024-02-05)              
                                                                                  
PRSTEP5 = 'SPATIAL-COORDINATE-CORRECTION' / Type of processing, step 5            
PRPROC5 = 'correct_spice_offset_relative_to_spacecraft.pro' / Name of procedure,  
PRPVER5 = '3.0     '           / Version of procedure, step 5                     
PRREF5  = 'delta_instrument_x = -79,                                          &'  
CONTINUE  'delta_instrument_y = -45                                           &'  
CONTINUE  '' / [arcsec] constant SPICE vs spacecraft offset                       
PRLIB5A = 'uio-spice-pipeline' / Software library containing PRPROC5              
PRVER5A = '4776    '           / UiO SVN revision number of PRLIB5A (2024-09-03)  
                                                                                  
PRSTEP6 = 'DARK-SUBTRACTION                                                   '   
PRPROC6 = 'spice_prep_dark_offset_correction.pro                              '   
PRPVER6 = '3.1                                                                '   
PRREF6  = 'dark = "solo_L1_spice-n-exp_20201117T040234_V22_33554543-000.fits" '   
PRLIB6A = 'uio-spice-pipeline/calibration                                     '   
PRVER6A = '4763    '           / Version of software library (2024-09-03)         
                                                                                  
PRSTEP7 = 'FLATFIELDING                                                       '   
PRPROC7 = 'spice_prep_flat_field_correction.pro                               '   
PRPVER7 = '1.6                                                                '   
PRREF7  = 'flat = "ground-calibration flat field"                             '   
PRLIB7A = 'uio-spice-pipeline/calibration                                     '   
PRVER7A = '4763    '           / Version of software library (2024-09-03)         
                                                                                  
PRSTEP8 = 'BURN-IN-CORRECTION                                                 '   
PRPROC8 = 'spice_prep_burnin_correction.pro                                   '   
PRPVER8 = '1.4                                                                '   
PRREF8  = 'burn_in_correction_data_version = "2024-08-28",                    &'  
CONTINUE  'burn_in_correction_defined_for_this_hdu = 1' / Additional info, step   
PRLIB8A = 'uio-spice-pipeline/calibration                                     '   
PRVER8A = '4763    '           / Version of software library (2024-09-03)         
                                                                                  
PRSTEP9 = 'SPATIAL-SPECTRAL-DISTORTION-CORRECTION                             '   
PRPROC9 = 'spice_prep_distortion_correction.pro                               '   
PRPVER9 = '4.0                                                                '   
PRLIB9A = 'uio-spice-pipeline/calibration                                     '   
PRVER9A = '4763    '           / Version of software library (2024-09-03)         
PRREF9  = 'distortion_correction_matrix_version = "2024-07-04",               &'  
CONTINUE  'lambda_vs_temperature_correction_version = "2024-04-18"            &'  
CONTINUE  '' / Additional info, step 9                                            
                                                                                  
PRSTEP10= 'RADIOMETRIC-CALIBRATION                                            '   
PRPROC10= 'spice_prep_radiometric_calibration.pro                             '   
PRPVER10= '3.0                                                                '   
PRREF10 = 'method = "based on comparison to QS SUMER spectrum",               &'  
CONTINUE  'response_file_version = "2024-08-28",                              &'  
CONTINUE  'interpolated_lw_response=0.82799528                                &'  
CONTINUE  '' / Additional info, step 10                                           
PRLIB10A= 'uio-spice-pipeline/calibration                                     '   
PRVER10A= '4763    '           / Version of software library (2024-09-03)         
                                                                                  
PRSTEP11= 'WINDOW-CONCATENATION' / Type of processing, step 11                    
PRPROC11= 'spice_prep.pro'     / Name of procedure, step 11                       
PRPVER11= '4776    '           / Version of procedure, step 11                    
PRREF11 = '   WINNOs_of_concatenated_windows = [1,2],                         &'  
CONTINUE  'WINTABIDs_of_concatenated_windows = [22,25],                       &'  
CONTINUE  ' MISOWINs_of_concatenated_windows = [2839,2847],                   &'  
CONTINUE  ' EXTNAMEs_of_concatenated_windows = "(STP122) Ly beta 1025 - SH,(ST&'  
CONTINUE  'P122) Ly beta 1025 - LH"                                           &'  
CONTINUE  '' / Additional info, step 11                                           
PRLIB11A= 'uio-spice-pipeline/calibration' / Software library containing PRPROC1  
PRVER11A= '4763    '           / Version of software library (2024-09-03)         
                                                                                  
                                                                                  
           -------------------------------------------------                      
           | Hardware and software processing environment  |                      
           -------------------------------------------------                      
LONGSTRN= 'OGIP 1.0'           / The OGIP long string convention may be used.     
COMMENT This FITS file may contain long string keyword values that are            
COMMENT continued over multiple keywords.  This convention uses the  '&'          
COMMENT character at the end of a string which is then continued                  
COMMENT on subsequent keywords whose name = 'CONTINUE'.                           
PRENV2  = '  Kernel: Linux                                                    &'  
CONTINUE  '  Kernel release number: 5.14.0-362.24.1.el9_3.x86_64              &'  
CONTINUE  '  Architecture: x86_64                                             &'  
CONTINUE  '  Host name: astro-sdc-fs2.uio.no                                  &'  
CONTINUE  '  OS: Red Hat Enterprise Linux 9.4 (Plow)                          &'  
CONTINUE  '  CPU: Intel(R) Xeon(R) Silver 4214R CPU @ 2.40GHz                 &'  
CONTINUE  '  IDL 8.9.0 (Jun 07 2023 (452795)), memory bits: 64, file offset bi&'  
CONTINUE  'ts: 64      ' / Hardware and software                                  
                                                                                  
                                                                                  
           ----------------------------------------------                         
           | SOLARNET keywords, and additional keywords |                         
           ----------------------------------------------                         
SOLARNET=              1.00000 / Fully/Partially/No SOLARNET compliant (1/0.5/-1  
OBS_HDU =                    1 / HDU contains observational data (1) or not (0)   
PARENT  = 'solo_L1_spice-n-ras_20201118T103132_V22_33554583-000.fits' / L1 file   
FILE_RAW= 'sc_2020_11_17.xml;sc_2020_11_18.xml' / Telemetry file                  
INFO_URL= 'https://spice.ias.u-psud.fr/' / URL to additional information          
                                                                                  
                                                                                  
           ----------------------------                                           
           | Solar Ephemeris Keywords |                                           
           ----------------------------                                           
DSUN_OBS=        138241620044. / [m]  S/C distance from Sun                       
DSUN_AU =       0.924088194892 / [AU] S/C distance from Sun                       
RSUN_ARC=        1038.01737618 / [arcsec] Apparent photospheric Solar radius      
RSUN_REF=          6.95700E+08 / [m]      Assumed  photospheric Solar radius      
SOLAR_B0=       -5.96286817746 / [deg] Tilt angle of Solar North toward S/C       
SOLAR_P0=       -25.0365118443 / [deg] S/C Celestial North to Solar North angle   
SOLAR_EP=       -1.59621753065 / [deg] S/C Ecliptic  North to Solar North angle   
CAR_ROT =                 2237 / Carrington rotation number                       
HGLT_OBS=       -5.96286817746 / [deg] S/C Heliographic latitude (B0 angle)       
HGLN_OBS=        122.103577949 / [deg] S/C Heliographic longitude                 
CRLT_OBS=       -5.96286817746 / [deg] S/C Carrington   latitude (B0 angle)       
CRLN_OBS=        256.174514601 / [deg] S/C Carrington   longitude (L0 angle)      
HEEX_OBS=       -73611018395.6 / [m]   S/C Heliocentric Earth Ecliptic X          
HEEY_OBS=        116982789400. / [m]   S/C Heliocentric Earth Ecliptic Y          
HEEZ_OBS=        2681504717.96 / [m]   S/C Heliocentric Earth Ecliptic Z          
HCIX_OBS=       -30335803426.8 / [m]   S/C Heliocentric Inertial X                
HCIY_OBS=        134105346232. / [m]   S/C Heliocentric Inertial Y                
HCIZ_OBS=       -14361081260.6 / [m]   S/C Heliocentric Inertial Z                
HCIX_VOB=       -24556.0044030 / [m/s] S/C Heliocentric Inertial X Velocity       
HCIY_VOB=       -11564.9153161 / [m/s] S/C Heliocentric Inertial Y Velocity       
HCIZ_VOB=        2019.26092664 / [m/s] S/C Heliocentric Inertial Z Velocity       
HAEX_OBS=        5329.28680523 / [m]   S/C Heliocentric Aries Ecliptic X          
HAEY_OBS=       -26685.6811592 / [m]   S/C Heliocentric Aries Ecliptic Y          
HAEZ_OBS=        543.283000600 / [m]   S/C Heliocentric Aries Ecliptic Z          
HEQX_OBS=       -73071205666.0 / [m]   S/C Heliocentric Earth Equatorial X        
HEQY_OBS=        116469325404. / [m]   S/C Heliocentric Earth Equatorial Y        
HEQZ_OBS=       -14361081260.6 / [m]   S/C Heliocentric Earth Equatorial Z        
GSEX_OBS=        221476765144. / [m]   S/C Geocentric   Solar Ecliptic X          
GSEY_OBS=       -116982789400. / [m]   S/C Geocentric   Solar Ecliptic Y          
GSEZ_OBS=        2681504717.96 / [m]   S/C Geocentric   Solar Ecliptic Z          
OBS_VR  =       -6040.07348062 / [m/s] Radial velocity of S/C away from the Sun   
EAR_TDEL=        32.1026311600 / [s] Time(Sun to Earth)-Time(Sun to S/C)          
SUN_TIME=        461.124409088 / [s] Time(Sun centre to S/C)                      
DATE_EAR= '2020-11-18T10:32:04.240' / [UTC] DATE-BEG + EAR_TDEL                   
DATE_SUN= '2020-11-18T10:23:51.013' / [UTC] DATE-BEG - SUN_TIME                   
                                                                                  
                                                                                  
           ----------------------------------------------------------------       
           | Keywords describing window placement on destretched detector |       
           ----------------------------------------------------------------       
PXPOS2  =              468.500 / [pixel] Central pixel in Y dimension             
PXPOS3  =              1721.50 / [pixel] Central pixel in dispersion dimension    
                                                                                  
                                                                                  
           -------------------------                                              
           | HISTORY and checksums |                                              
           -------------------------                                              
HISTORY process_request.pro                                                       
HISTORY spice_process_telemetry.pro                                               
HISTORY spice_l0_to_l1.pro                                                        
HISTORY spice_prep.pro                                                            
DATASUM = '1307152197'         / data unit checksum created 2024-09-08T15:45:59   
CHECKSUM= 'DPCpGM9oDMAoDM9o'   / HDU checksum created 2024-09-08T15:45:59         
END                                                                               

****************************** OLD ******************************************************

SIMPLE = T / Written by IDL: Wed Mar 30 18:10:01 2022
BITPIX = -32 / Real*4 (floating point)
NAXIS = 4 / Number of dimensions
NAXIS1 = 128 / Number of slit positions (x)
NAXIS2 = 830 / Number of pixels along slit (y)
NAXIS3 = 80 / Number of pixels in dispersion dimension
NAXIS4 = 1 / Number of exposures per slit position (time)
EXTEND = T / FITS dataset may contain extensions
DATE = '2022-03-30T18:10:01' / Date and time of FITS file creation

EXTNAME = 'O III 703 / Mg IX 706 - SH' / Extension name
FILENAME= 'solo_L2_spice-n-ras_20220326T031318_V01_100663899-000.fits' / Filenam

       --------------------------------------------------------             
       | Study parameters valid for all Obs-HDUs in this file |             
       --------------------------------------------------------             

STUDYTYP= 'Raster ' / Sit-and-stare, Raster or Single Exposure
STUDYDES= 'Dynamic fast for CH Boundary Expansion SOOP.' / Study description
STUDY = 'SCI_DYN-FAST_SC_SL04_5.0S_FF' / SPICE Study name
OBS_MODE= 'SCI_DYN-FAST_SC_SL04_5.0S_FF' / = STUDY
OBS_TYPE= 'UMoa ' / Unique code for OBS_MODE
AUTHOR = 'Alessandra Giunta' / Author of study
OBS_ID = 'SSPI_0600_LB1_111_UMoa_11b' / SOC Observation ID
SPIOBSID= 100663899 / SPICE Observation ID (hex 600025b)
OBS_DESC= ' ' / Observation description
PURPOSE = 'Science ' / Purpose of study (Science/Calibration/Checkout)
READMODE= 'Destructive' / Destructive or non-destructive
TRIGGERD= 'None ' / Event that triggered observation
TARGET = 'None ' / Planned type of target
SOOPNAME= 'L_BOTH_HRES_LCAD_CH-Boundary-Expansion' / SOOP Campaign name(s)
SOOPTYPE= 'LB1 ' / SOOP Campaign name code(s)
STP = 195 / SoLO Short-Term Plan number
SETFILE = 'flt10-study-set.xml' / Study Set (study definitions) filename
SETVER = 19 / Study Set version
APID = 1404 / Application Process ID
NRASTERS= 15 / Number of planned rasters for this SPIOBSID
RASTERNO= 0 / Raster number (starting at 0)
STUDY_ID= 15 / On-board Study ID slot (0-63)
MISOSTUD= 2112 / Ground study ID used in MISO planning tool
XSTART = 316 / [arcsec] Slit instr. x rel. to instr. boresight
XPOSURE = 5.00000 / [s] Total effective exposure time
FOCUSPOS= 12195 / Focus position
NSEGMENT= 4 / Number of segments per window
NWIN = 8 / Total number of windows (incl. db and int win)
NWIN_PRF= 8 / Number of windows not dumbbell or Intensity
NWIN_DUM= 0 / Number of dumbbell windows
NWIN_INT= 0 / Number of Intensity-windows

       ------------------------------------------------------               
       | Other keywords valid for all Obs-HDUs in this file |               
       ------------------------------------------------------               

TIMESYS = 'UTC ' / TIMESYS included for readability
DATEREF = '2022-03-26T03:13:18.798' / [UTC] Zero point of time coordinate
DATE-BEG= '2022-03-26T03:13:18.798' / [UTC] Beginning of data acquisition
DATE-OBS= '2022-03-26T03:13:18.798' / [UTC] Equals DATE-BEG
DATE-AVG= '2022-03-26T03:18:54.797' / [UTC] Data acquisition midpoint
DATE-END= '2022-03-26T03:24:30.549' / [UTC] End of data acquisition
SEQ_BEG = '2022-03-26T03:13:19' / [UTC] Approximated start of observation series
TELAPSE = 671.750999928 / [s] Elapsed time between beg. and end of acqu.
OBT_BEG = 701579486.601 / Start acquisition time in OBT
LEVEL = 'L2 ' / Data processing level
CREATOR = 'SDP-SPICE' / Name of pipeline
ORIGIN = 'University of Oslo' / Name of institution
VERS_SW = '3253 ' / UiO SVN revision number of L2 pipeline
VERS_CAL= '3149 ' / UiO SVN revision number of calibration software
VERSION = '01 ' / Incremental file version number
COMPLETE= 'C ' / Complete data set
OBSRVTRY= 'Solar Orbiter' / Observatory Name
INSTRUME= 'SPICE ' / Instrument name
CROTA = 4.29521755421 / [deg] S/C counter-clockwise roll rel to Solar N

       -------------------------------------                                
       | STUDYFLG and its derived keywords |                                
       -------------------------------------                                

STUDYFLG= 0 / Study flags
NOSPECTR= 0 / Applies only to dumbbells
CALMODE = 0 / Applies only to full frame readouts
DBLEXP = 0 / If set, double exposure is enabled
DBLEXPNO= 0 / Applies only when DBLEXP=1
DARKMAP = 0 / If set, a dark map was subtracted on-board
BLACKLEV= 0 / If set, a bias frame was subtracted on-board

       -----------------------------------------------                      
       | Keywords valid for this HDU (WINDOW0_70.25) |                      
       -----------------------------------------------                      

WIN_TYPE= 'Narrow-slit Spectral' / Description of window type
DATAPROD= 'Narrow-slit Spectral Raster' / WIN_TYPE+STUDYTYP
TELESCOP= 'SOLO/SPICE/SW' / Telescope/Sensor name/Detector array name
DETECTOR= 'SW ' / Detector array name
WINNO = 0 / Window number (starting at 0) within this study
WINTABID= 80 / Index in on-board window data table (0-255)
MISOWIN = 2905 / Ground window ID used in MISO planning tool
WINSHIFT= -7 / [pixel] Win redshift rel to win 2905 base pos.
SLIT_ID = 2 / Slit ID (0-3)
SLIT_WID= 4 / [arcsec] Slit width
DUMBBELL= 0 / 0/1/2: not a dumbbell/lower dumbbel/upper dumbb

WAVEUNIT= -9 / Power of 10 by which the metre is multiplied
WAVEREF = 'vacuum ' / Wavelengths are given in vacuum
WAVEMIN = 69.9911062000 / [nm] Left edge of first read detector pixel
WAVEMAX = 70.7712422000 / [nm] Right edge of last read detector pixel
WINWIDTH= 0.780136000000 / [nm] Window width

BTYPE = 'Spectral Radiance' / Type of data
UCD = 'phot.radiance;em.line' / Unified Content Descriptors v1.23
BUNIT = 'W/m2/sr/nm' / Physical units of calibrated data
RCALAVG = 124.265642770 / [(DN/s)/(W/m2/sr/nm)] Avg detector calib factor
NTOTPIX = 6170240 / Number of potentially usable pixels excl padded
NSATPIX = 0 / Number of fully saturated pixels
NDATAPIX= 6170240 / Number of usable pixels excl padded/NaN/NSATPIX
DATAMIN = -1.08586 / [W/m2/sr/nm] Minimum data value
DATAMAX = 33.3104 / [W/m2/sr/nm] Maximum data value
DATAMEAN= 0.0336536 / [W/m2/sr/nm] Mean data value
DATAMEDN= 0.0278936 / [W/m2/sr/nm] Median data value
DATAP01 = -0.111051 / [W/m2/sr/nm] 1st percentile of data values
DATAP10 = -0.0440670 / [W/m2/sr/nm] 10th percentile of data values
DATAP25 = -0.00978975 / [W/m2/sr/nm] 25th percentile of data values
DATAP75 = 0.0686947 / [W/m2/sr/nm] 75th percentile of data values
DATAP90 = 0.112755 / [W/m2/sr/nm] 90th percentile of data values
DATAP95 = 0.146456 / [W/m2/sr/nm] 95th percentile of data values
DATAP98 = 0.200035 / [W/m2/sr/nm] 98th percentile of data values
DATAP99 = 0.255795 / [W/m2/sr/nm] 99th percentile of data values
DATARMS = 0.0766728 / [W/m2/sr/nm] sqrt(sum((data-DATAMEAN)^2)/N)
DATANRMS= 2.27829 / Normalised RMS dev: DATARMS/DATAMEAN
DATAMAD = 0.0513122 / [W/m2/sr/nm] MeanAbsDev sum(abs(data-DATAMEAN))
DATASKEW= 26.0408 / Data skewness
DATAKURT= 8035.28 / Data kurtosis

NPACKETS= 768 / Number of packets with observational data

LOSTPKTS= 0 / Number of lost packets w/data, variable keyword
LOSTBINS= 0 / Applies only to SHC-compressed data

PCT_DATA= 100.000 / NDATAPIX/NTOTPIX100
PCT_LOST= 0.00000 / NLOSTPIX/NTOTPIX
100
PCT_SATP= 0.00000 / NSATPIX/ NTOTPIX*100

NLOSTCHK= 0 / Number of lost checksum packets
NFAILCHK= 0 / Number of checksums failed
NLOSTPIX= 0 / Number of lost pixels
NAPRXPLN= 0 / Number of approximated X-Y plane sections
NLOSTPLN= 0 / Number of lost X-Y plane sections

PXBEG1 = 128 / [pixel] First read-out pixel in X dimension
PXEND1 = 1 / [pixel] Last read-out pixel in X dimension
PXBEG2 = 101 / [pixel] First read-out pixel in Y dimension
PXEND2 = 868 / [pixel] Last read-out pixel in Y dimension
PXBEG3 = 44 / [pixel] First read-out pixel in dispersion dim.
PXEND3 = 107 / [pixel] Last read-out pixel in dispersion dim.
PXBEG4 = 1 / [pixel] First read-out pixel in time dimension
PXEND4 = 1 / [pixel] Last read-out pixel in time dimension

NBIN1 = 1 / Binning factor in X dimension
NBIN2 = 1 / Binning factor in Y dimension
NBIN3 = 1 / Binning factor in dispersion dimension
NBIN4 = 1 / Binning factor in time dimension
NBIN = 1 / Total binning factor

COMPRESS= 'Spatial Lossy' / JPEG Compression description
COMP_RAT= 4.00000 / Compression ratio decompressed/compressed
COMPTYPE= 6 / Compression type (0-7)
COMPPARA= 64 / Compression amount parameter (0-255)
SHCFFTID= 0 / Applies only to SHC-compressed data

       ------------------------------------------                           
       | World Coordinate System (WCS) keywords |                           
       ------------------------------------------                           

WCSNAME = 'Helioprojective-cartesian' / Name of coordinate system
LONPOLE = 180.000 / [deg] Native longitude of celestial pole
SPECSYS = 'TOPOCENT' / Spectral coord. not corrected for S/C velocity
VELOSYS = 0.00000 / [m/s] Default for SPECSYS='TOPOCENT'

CTYPE1 = 'HPLN-TAN' / Type of 1st coordinate
CNAME1 = 'Helioprojective longitude (Solar X), increases towards Solar West' /
CUNIT1 = 'arcsec ' / Units for 1st coordinate (for CRVAL1, CDELT1)
CRVAL1 = -15.8481256957 / [arcsec] 1st coordinate of reference point
CDELT1 = 4 / [arcsec] Increment of 1st coord at ref point
CRPIX1 = 64.5000 / [pixel] 1st pixel index of reference point
PC1_1 = 0.997191388483 / Non-default value due to CROTA degrees S/C roll
PC1_2 = -0.0205588125801 / Contribution of dim 2 to coord 1 due to roll

CTYPE2 = 'HPLT-TAN' / Type of 2nd coordinate
CNAME2 = 'Helioprojective latitude (Solar Y), increases towards Solar North' /
CUNIT2 = 'arcsec ' / Units for 2nd coordinate (for CRVAL2, CDELT2)
CRVAL2 = -69.3818197508 / [arcsec] 2nd coordinate of reference point
CDELT2 = 1.09800000000 / [arcsec] Increment of 2nd coord at ref point
CRPIX2 = 415.500 / [pixel] 2nd pixel index of reference point
PC2_1 = 0.272843322751 / Contribution of dim 1 to coord 2 due to roll
PC2_2 = 0.997191388483 / Non-default value due to CROTA degrees S/C roll

CTYPE3 = 'WAVE ' / Type of 3rd coordinate
CNAME3 = 'Wavelength' / Description of 3rd coordinate
CUNIT3 = 'nm ' / Units for 3rd coordinate (for CRVAL3, CDELT3)
CRVAL3 = 70.3811742000 / [nm] 3rd coordinate of reference point
CDELT3 = 0.00975170000000 / [nm] Increment of 3rd coord at ref point
CRPIX3 = 40.5000 / [pixel] 3rd pixel index of reference point
PC3_3 = 1.00000 / Default value, no rotation

CTYPE4 = 'UTC ' / Type of 4th coordinate
CNAME4 = 'Time (Degenerate Dimension)' / Description of 4th coordinate
CUNIT4 = 's ' / Units for 4th coordinate (for CRVAL4, CDELT4)
CRVAL4 = 335.875000000 / [s] 4th coord of ref point, relative to DATEREF
CDELT4 = 1.00000000000 / [s] Degenerate dimension; default value
CRPIX4 = 1.00000 / [pixel] 4th pixel index of reference point
PC4_4 = 1.00000 / Default value, no rotation
PC4_1 = -5.25000000000 / Contribution of dimension 1 to coordinate 4

       -----------------------------------------------------------------    
       | Auxiliary data and reference to bintab with variable keywords |    
       -----------------------------------------------------------------    

VAR_KEYS= 'VARIABLE_KEYWORDS;TIMAQOBT,MIRRPOS,TN_FOCUS,TN_GRAT,TN_SW,TN_LW,T_F&'
CONTINUE 'OCUS,T_GRAT,T_SW,T_LW,VN_MCPSW,VN_MCPLW,VN_GAPSW,VN_GAPLW,V_MCPSW,V&'
CONTINUE '_MCPLW,V_GAPSW,V_GAPLW,TIMAQUTC &'
CONTINUE '' / Variable keywords
TIMAQOBT= 701579819.976 / [OBT] Average Start time of data acquisition
MIRRPOS = 37704.8 / [adu] Average Scan mirror position
TN_FOCUS= 1618.87 / [adu] Average SFM focus temperature
TN_GRAT = 1338.02 / [adu] Average SFM grating temperature
TN_SW = 2778.97 / [adu] Average HAS SW temperature
TN_LW = 2778.90 / [adu] Average HAS LW temperature
T_FOCUS = 23.7919 / [Celsius] Average SFM focus temperature
T_GRAT = 33.5658 / [Celsius] Average SFM grating temperature
T_SW = -20.0061 / [Celsius] Average HAS SW temperature
T_LW = -20.0042 / [Celsius] Average HAS LW temperature
VN_MCPSW= 2702 / [adu] Average MCP SW voltage
VN_MCPLW= 2584 / [adu] Average MCP LW voltage
VN_GAPSW= 2930 / [adu] Average GAP SW voltage
VN_GAPLW= 2928 / [adu] Average GAP LW voltage
V_MCPSW = 896 / [V] Average MCP SW voltage
V_MCPLW = 848 / [V] Average MCP LW voltage
V_GAPSW = 2787 / [V] Average GAP SW voltage
V_GAPLW = 2785 / [V] Average GAP LW voltage
TIMAQUTC= '2022-03-26T03:18:52.174' / [UTC] Average Start t. of data acquisition

       ----------------------------------------                             
       | Keywords describing processing steps |                             
       ----------------------------------------                             

PRSTEP1 = 'COMPRESSION' / Type of processing, step 1
PRPROC1 = 'JPEG Compression (On-board)' / Name of procedure, step 1

PRSTEP2 = 'TELEMETRY-PARSING' / XML decoding, decompression if applicable, etc
PRPROC2 = 'spice_process_telemetry.pro' / Name of procedure, step 2
PRPVER2 = '02.07.00' / Version of procedure, step 2
PRLIB2A = 'uio_spice_pipeline' / Software library containing PRPROC2

PRSTEP3 = 'DARK-SUBTRACTION' / Type of processing, step 3
PRPROC3 = 'spice_prep_dark_offset_correction.pro' / Name of procedure, step 3
PRPVER3 = '1.3 ' / Version of procedure, step 3
PRPARA3 = 'dark_spiobsid=100663817' / Parameters for PRPROC3
PRLIB3A = 'uio-spice-pipeline' / Software library containing PRPROC3

PRSTEP4 = 'FLATFIELDING' / Type of processing, step 4
PRPROC4 = 'spice_prep_flat_field_correction.pro' / Name of procedure, step 4
PRPVER4 = '1.2 ' / Version of procedure, step 4
PRPARA4 = 'ground-calibration flat field' / Parameters for PRPROC4
PRLIB4A = 'uio-spice-pipeline' / Software library containing PRPROC4

PRSTEP5 = 'SPATIAL-SPECTRAL-DISTORTION-CORRECTION' / Type of processing, step 5
PRPROC5 = 'spice_prep_distortion_correction.pro' / Name of procedure, step 5
PRPVER5 = '2.2 ' / Version of procedure, step 5
PRPARA5 = 'distortion correction matrix version: 2021-09-08' / Parameters for PR
PRLIB5A = 'uio-spice-pipeline' / Software library containing PRPROC5

PRSTEP6 = 'RADIOMETRIC-CALIBRATION' / Type of processing, step 6
PRPROC6 = 'spice_prep_radiometric_calibration.pro' / Name of procedure, step 6
PRPVER6 = '1.3 ' / Version of procedure, step 6
PRPARA6 = 'based on comparison to QS SUMER spectrum' / Parameters for PRPROC6
PRLIB6A = 'uio-spice-pipeline' / Software library containing PRPROC6

PRSTEP7 = 'WINDOW-CONCATENATION' / Type of processing, step 7
PRPROC7 = 'spice_prep.pro' / Name of procedure, step 7
PRPVER7 = '3253 ' / Version of procedure, step 7
PRPARA7 = 'WINNO_of_concatenated_windows=0,1' / Parameters for PRPROC7
PRLIB7A = 'uio-spice-pipeline' / Software library containing PRPROC7

       -------------------------------------------------                    
       | Hardware and software processing environment  |                    
       -------------------------------------------------                    

LONGSTRN= 'OGIP 1.0' / The OGIP long string convention may be used.
COMMENT This FITS file may contain long string keyword values that are
COMMENT continued over multiple keywords. This convention uses the '&'
COMMENT character at the end of a string which is then continued
COMMENT on subsequent keywords whose name = 'CONTINUE'.
PRENV2 = ' Kernel: Linux &'
CONTINUE ' Kernel release number: 3.10.0-1160.36.2.el7.x86_64 &'
CONTINUE ' Architecture: x86_64 &'
CONTINUE ' Host name: astro-sdc-fs.uio.no &'
CONTINUE ' OS: Red Hat Enterprise Linux Server release 7.9 (Maipo) &'
CONTINUE ' CPU: Intel(R) Xeon(R) CPU E5-2630L v4 @ 1.80GHz &'
CONTINUE ' IDL 8.5 (Jul 7 2015), memory bits: 64, file offset bits: 64 &'
CONTINUE '' / Hardware and software

       ----------------------------------------------                       
       | SOLARNET keywords, and additional keywords |                       
       ----------------------------------------------                       

SOLARNET= 0.500000 / Fully/Partially/No SOLARNET compliant (1/0.5/-1
OBS_HDU = 1 / HDU contains observational data (1) or not (0)
PARENT = 'solo_L1_spice-n-ras_20220326T031318_V01_100663899-000.fits' / L1 file
FILE_RAW= 'sc_2022_03_25.xml;sc_2022_03_26.xml' / Telemetry file
INFO_URL= 'https://spice.ias.u-psud.fr/' / URL to additional information

       ----------------------------                                         
       | Solar Ephemeris Keywords |                                         
       ----------------------------                                         

DSUN_OBS= 48276412156.5 / [m] S/C distance from Sun
DSUN_AU = 0.322707897602 / [AU] S/C distance from Sun
RSUN_ARC= 2972.22756407 / [arcsec] Apparent photospheric Solar radius
RSUN_REF= 6.95700E+08 / [m] Assumed photospheric Solar radius
SOLAR_B0= -0.570893612365 / [deg] Tilt angle of Solar North toward S/C
SOLAR_P0= -13.3895213440 / [deg] S/C Celestial North to Solar North angle
SOLAR_EP= -7.25208411337 / [deg] S/C Ecliptic North to Solar North angle
CAR_ROT = 2255 / Carrington rotation number
HGLT_OBS= -0.570893612365 / [deg] S/C Heliographic latitude (B0 angle)
HGLN_OBS= 70.4835666020 / [deg] S/C Heliographic longitude
CRLT_OBS= -0.570893612365 / [deg] S/C Carrington latitude (B0 angle)
CRLN_OBS= 184.725705891 / [deg] S/C Carrington longitude (L0 angle)
HEEX_OBS= 16069799226.3 / [m] S/C Heliocentric Earth Ecliptic X
HEEY_OBS= 45520794131.8 / [m] S/C Heliocentric Earth Ecliptic Y
HEEZ_OBS= -480442653.487 / [m] S/C Heliocentric Earth Ecliptic Z
HCIX_OBS= -48274015289.6 / [m] S/C Heliocentric Inertial X
HCIY_OBS= -6422470.12471 / [m] S/C Heliocentric Inertial Y
HCIZ_OBS= -481016918.233 / [m] S/C Heliocentric Inertial Z
HCIX_VOB= 864.208956156 / [m/s] S/C Heliocentric Inertial X Velocity
HCIY_VOB= -64400.3702091 / [m/s] S/C Heliocentric Inertial Y Velocity
HCIZ_VOB= 4845.65691517 / [m/s] S/C Heliocentric Inertial Z Velocity
HAEX_OBS= 62729.2694509 / [m] S/C Heliocentric Aries Ecliptic X
HAEY_OBS= -15021.1878436 / [m] S/C Heliocentric Aries Ecliptic Y
HAEZ_OBS= -3322.28852590 / [m] S/C Heliocentric Aries Ecliptic Z
HEQX_OBS= 16127248535.1 / [m] S/C Heliocentric Earth Equatorial X
HEQY_OBS= 45500466460.4 / [m] S/C Heliocentric Earth Equatorial Y
HEQZ_OBS= -481016918.233 / [m] S/C Heliocentric Earth Equatorial Z
GSEX_OBS= 133139855662. / [m] S/C Geocentric Solar Ecliptic X
GSEY_OBS= -45520794131.8 / [m] S/C Geocentric Solar Ecliptic Y
GSEZ_OBS= -480442653.487 / [m] S/C Geocentric Solar Ecliptic Z
OBS_VR = -903.879877702 / [m/s] Radial velocity of S/C away from the Sun
EAR_TDEL= 336.677057873 / [s] Time(Sun to Earth)-Time(Sun to S/C)
SUN_TIME= 161.032777404 / [s] Time(Sun centre to S/C)
DATE_EAR= '2022-03-26T03:18:55.475' / [UTC] DATE-BEG + EAR_TDEL
DATE_SUN= '2022-03-26T03:10:37.765' / [UTC] DATE-BEG - SUN_TIME

       ----------------------------------------------------------------     
       | Keywords describing window placement on destretched detector |     
       ----------------------------------------------------------------     

PXPOS2 = 512.500 / [pixel] Central pixel in Y dimension
PXPOS3 = 88.5000 / [pixel] Central pixel in dispersion dimension

       -------------------------                                            
       | HISTORY and checksums |                                            
       -------------------------                                            

HISTORY process_request.pro
HISTORY spice_process_telemetry.pro
HISTORY spice_l0_to_l1.pro
HISTORY spice_prep.pro
DATASUM = '1490388700' / data unit checksum created 2022-03-30T16:10:15
CHECKSUM= 'i9ahk8Xei8aei8Ue' / HDU checksum created 2022-03-30T16:10:15
END