Level 2 FITS file - ITA-Solar/solo-spice-ql GitHub Wiki
The header of the corresponding level 3 extension can be found here.
SIMPLE = T / Written by IDL: Sun Feb 9 09:45:03 2025
BITPIX = -32 / Real*4 (floating point)
NAXIS = 4 / Number of dimensions
NAXIS1 = 192 / Number of slit positions (x)
NAXIS2 = 834 / Number of pixels along slit (y)
NAXIS3 = 40 / Number of pixels in dispersion dimension
NAXIS4 = 1 / Number of exposures per slit position (time)
EXTEND = T / FITS dataset may contain extensions
DATE = '2025-05-06T11:24:39' / Date and time of FITS file creation
EXTNAME = 'O III 703 / Mg IX 706 (Merged)' / Extension name
FILENAME= 'solo_L2_spice-n-ras_20250208T061921_V04_301990207-000.fits' / Filenam
--------------------------------------------------------
| Study parameters valid for all Obs-HDUs in this file |
--------------------------------------------------------
STUDYTYP= 'Raster ' / Sit-and-stare, Raster or Single Exposure
STUDYDES= 'SUPER SYNOPTIC RSCW4' / Study description
STUDY = 'SCI_SYNOPTIC_SC_SL04_60.0S_FF' / SPICE Study name
OBS_MODE= 'SCI_SYNOPTIC_SC_SL04_60.0S_FF' / = STUDY
OBS_TYPE= 'KKte ' / Unique code for OBS_MODE
AUTHOR = 'Susanna Parenti' / Author of study
OBS_ID = 'SSPI_180A_RF6_117_KKte_12d' / SOC Observation ID
SPIOBSID= 301990207 / SPICE Observation ID (hex 1200013f)
OBS_DESC= 'Regular synoptic - composition raster' / 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, East' / Coarse human interpretable pointing info
SOOPNAME= 'R_FULL_LRES_LCAD_RS-Synoptics-High' / SOOP Campaign name(s)
SOOPTYPE= 'RF6 ' / SOOP Campaign name code(s)
LTP = 18 / SoLO Long-Term Plan number
STP = 346 / SoLO Short-Term Plan number
SETFILE = 'flt21-study-set.xml' / Study Set (study definitions) filename
SETVER = 30 / Study Set version
APID = 1404 / Application Process ID
NRASTERS= 1 / Number of planned rasters for this SPIOBSID
RASTERNO= 0 / Raster number (starting at 0)
STUDY_ID= 28 / On-board Study ID slot (0-63)
MISOSTUD= 1963 / Ground study ID used in MISO planning tool
XSTART = 324 / [arcsec] Slit instr. x rel. to instr. boresight
XPOSURE = 60.0000 / [s] Total effective exposure time
FOCUSPOS= 12686 / Focus position
POINT_ID= '00005566' / 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 = '301990207' / SVO file group ID = string(SPIOBSID)
NWIN = 8 / Total number of windows in this file
NWIN_PRF= 8 / Number of windows not Dumbbell or Intensity
NWIN_DUM= 0 / Number of Dumbbell windows
NWIN_INT= 0 / Number of Intensity-windows
NWIN_ORG= 16 / Number of windows before merging adjacent win.
PXCOV3 = '49-112, 212-243, 542-573, 739-802, 917-980, 1063-1190, 1285-1348, 1&'
CONTINUE '783-1846' / [pixel] All PXBEG3-PXEND3, after merging adjacent windows
WAVECOV = '70.037544-70.81768, 71.607568-72.095153, 74.767119-75.254704, 76.64&'
CONTINUE '9197-77.429333, 78.336241-79.116377, 96.868642-98.023402, 98.75475-&'
CONTINUE '99.351376, 102.89264-103.48927&' / [nm] All WAVEMIN-WAVEMAX, after
CONTINUE '' / merging adjacent windows
------------------------------------------------------
| Other keywords valid for all Obs-HDUs in this file |
------------------------------------------------------
TIMESYS = 'UTC ' / TIMESYS included for readability
DATEREF = '2025-02-08T06:19:21.887' / [UTC] Zero point of time coordinate
DATE-BEG= '2025-02-08T06:19:21.887' / [UTC] Beginning of data acquisition
DATE-OBS= '2025-02-08T06:19:21.887' / [UTC] Equals DATE-BEG
DATE-AVG= '2025-02-08T07:55:50.695' / [UTC] Data acquisition midpoint
DATE-END= '2025-02-08T09:32:19.207' / [UTC] End of data acquisition
SEQ_BEG = '2025-02-08T06:19:22' / [UTC] Approximated start of observation series
TELAPSE = 11577.3199999 / [s] Elapsed time between beg. and end of acqu.
OBT_BEG = 792310487.602 / 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 = '5131 ' / UiO SVN revision number of L1 pipeline
VERS_CAL= '5068 ' / UiO SVN revision number of L2 calibration sw
VERSION = '04 ' / Incremental file version number
OBSRVTRY= 'Solar Orbiter' / Observatory Name
INSTRUME= 'SPICE ' / Instrument name
CROTA = -7.84535338606 / [deg] S/C counter-clockwise roll rel to Solar N
ROT_COMP= 0 / Solar rotation compensation on (1) or off (0)
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 (O III 703 / Mg IX 706 (Merged)) |
----------------------------------------------------------------
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 file
WINTABID= 77 / On-board index of 1st window of merged group
MISOWIN = 3039 / MISO ID of 1st window of merged group
WINSHIFT= -2 / [pixel] Win redshift rel to win 3039 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 = 70.0375443440 / [nm] Left edge of first read detector pixel
WAVEMAX = 70.8176803440 / [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 m-2 sr-1 nm-1' / Physical units of calibrated data
NTOTPIX = 4702848 / Number of potentially usable pixels excl padded
NDATAPIX= 4702848 / 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 = -2.07092 / [W m-2 sr-1 nm-1] Minimum data value
DATAMAX = 34.4235 / [W m-2 sr-1 nm-1] Maximum data value
DATAMEAN= 0.146884137799 / [W m-2 sr-1 nm-1] Mean data value
DATAMEDN= 0.0676722 / [W m-2 sr-1 nm-1] Median data value
DATAP01 = -0.0150573 / [W m-2 sr-1 nm-1] 1st percentile of data value
DATAP10 = 0.0147104 / [W m-2 sr-1 nm-1] 10th percentile of data value
DATAP25 = 0.0337768 / [W m-2 sr-1 nm-1] 25th percentile of data value
DATAP75 = 0.151520 / [W m-2 sr-1 nm-1] 75th percentile of data value
DATAP90 = 0.354625 / [W m-2 sr-1 nm-1] 90th percentile of data value
DATAP95 = 0.561276 / [W m-2 sr-1 nm-1] 95th percentile of data value
DATAP98 = 0.891599 / [W m-2 sr-1 nm-1] 98th percentile of data value
DATAP99 = 1.18816 / [W m-2 sr-1 nm-1] 99th percentile of data value
DATARMS = 0.259245763563 / [W m-2 sr-1 nm-1] sqrt(sum((data-DATAMEAN)^2)/N
DATANRMS= 1.76496773203 / Normalised RMS dev: DATARMS/DATAMEAN
DATAMAD = 0.138649092310 / [W m-2 sr-1 nm-1] sum(abs(data-DATAMEAN))/N
DATASKEW= 8.10156740149 / Data skewness
DATAKURT= 267.395843481 / Data kurtosis
PXBEG1 = 192 / [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 = 49 / [pixel] First read-out pixel in dispersion dim.
PXEND3 = 112 / [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 = 2 / Binning factor in dispersion dimension
NBIN4 = 1 / Binning factor in time dimension
NBIN = 2 / Total binning factor
COMPRESS= 'Spatial Lossy' / JPEG Compression description
COMP_RAT= 4.00000 / Compression ratio decompressed/compressed
COMPQUAL= 0.250000 / Compression ratio compressed/decompressed
COMPTYPE= 6 / Compression type (0-7)
COMPPARA= 64 / Compression amount parameter (0-255)
SHCFFTID= 0 / Applies only to SHC-compressed data
COMP_ALG= 'Lossy/Spatial Lossy/4/6/64' / 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 = -158.731374573 / [arcsec] 1st coordinate of reference point
CDELT1 = 4.00000 / [arcsec] Increment of 1st coord at ref point
CRPIX1 = 96.5000 / [pixel] 1st pixel index of reference point
PC1_1 = 0.990640102272 / Non-default value due to CROTA degrees S/C roll
PC1_2 = 0.0374691874288 / Contribution of dim 2 to coord 1 due to roll
CRDER1 = 0.499659598358 / [arcsec] Mean stddev of Solar X
CWERR1 = 18.3584722621 / [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 = -23.6157395539 / [arcsec] 2nd coordinate of reference point
CDELT2 = 1.09800000000 / [arcsec] Increment of 2nd coord at ref point
CRPIX2 = 417.500 / [pixel] 2nd pixel index of reference point
PC2_1 = -0.497266929158 / Contribution of dim 1 to coord 2 due to roll
PC2_2 = 0.990640102272 / Non-default value due to CROTA degrees S/C roll
CRDER2 = 0.244483154584 / [arcsec] Mean stddev of Solar Y
CWERR2 = 2.66447448833 / [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 = 70.4276123440 / [nm] 3rd coordinate of reference point
CDELT3 = 0.0195034000000 / [nm] Increment of 3rd coord at ref point
CRPIX3 = 20.5000 / [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 = 5788.65029144 / [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 = -60.3000030518 / 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,CRDER1,CRDER2,RADCAL[O III 703 / Mg&'
CONTINUE ' IX 706 (Merged)] &'
CONTINUE '' / Variable keywords
TIMAQOBT= 792316246.251 / [OBT] Average Start time of data acquisition
MIRRPOS = 36405.4 / [adu] Average Scan mirror position
TN_FOCUS= 1973.02 / [adu] Average SFM focus temperature
TN_GRAT = 2122.69 / [adu] Average SFM grating temperature
TN_SW = 2781.92 / [adu] Average HAS SW temperature
TN_LW = 2780.81 / [adu] Average HAS LW temperature
T_FOCUS = 13.5236 / [Celsius] Average SFM focus temperature
T_GRAT = 9.54162 / [Celsius] Average SFM grating temperature
T_SW = -20.0832 / [Celsius] Average HAS SW temperature
T_LW = -20.0542 / [Celsius] Average HAS LW temperature
VN_MCPSW= 2707 / [adu] Average MCP SW voltage
VN_MCPLW= 2586 / [adu] Average MCP LW voltage
VN_GAPSW= 2943 / [adu] Average GAP SW voltage
VN_GAPLW= 2943 / [adu] Average GAP LW voltage
V_MCPSW = 898 / [V] Average MCP SW voltage
V_MCPLW = 849 / [V] Average MCP LW voltage
V_GAPSW = 2802 / [V] Average GAP SW voltage
V_GAPLW = 2802 / [V] Average GAP LW voltage
TIMAQUTC= '2025-02-08T07:55:20.547' / [UTC] Average Start t. of data acquisition
RADCAL = 816.514899076 / [DN/(W m-2 sr-1 nm-1)] Average calibration fact
----------------------------------------
| Keywords describing processing steps |
----------------------------------------
PRSTEP1 = 'DISPERSION-BINNING' / Type of processing, step 1
PRPROC1 = 'Dispersion Binning (On-board)' / Name of procedure, step 1
PRSTEP2 = 'COMPRESSION' / Type of processing, step 2
PRPROC2 = 'JPEG Compression (On-board)' / Name of procedure, step 2
PRSTEP3 = 'TELEMETRY-PARSING' / XML decoding, decompression if applicable, etc
PRPROC3 = 'spice_process_telemetry.pro' / Name of procedure, step 3
PRPVER3 = '03.07.00' / Version of procedure, step 3
PRLIB3A = 'uio-spice-pipeline/telemetry_parsing' / Library containing PRPROC3
PRVER3A = '4780 ' / UiO SVN revision number of PRLIB3A (2024-09-09)
PRSTEP4 = 'PIXEL-LEVEL-OFFSET-SUBTRACTION' / Type of processing, step 4
PRPROC4 = 'spice_file_to_oslo_fits.pro' / Name of procedure, step 4
PRPVER4 = '4810 ' / UiO SVN revision number of PRPROC4 (2024-10-04)
PRREF4 = 'pixel_level_offset = 200' / [adu] Offset subtracted from data values
PRLIB4A = 'uio-spice-pipeline' / Software library containing PRPROC4
PRVER4A = '5131 ' / UiO SVN revision number of PRLIB4 (2025-05-06)
PRSTEP5 = 'SPATIAL-COORDINATE-CALCULATION' / Type of processing
PRPROC5 = 'get_sunspice_hpc_point.pro' / Proc. returning s/c helioproj. coords
PRPVER5 = 60067 / Mod. julday of PRPROC5 (2023-05-03)
PRPARA5 = 'correction = "lt+s"' / Correct for velocity aberration
COMMENT
COMMENT ABERRATION CORRECTION APPLIED TO THE S/C COORDINATES
COMMENT
PRREF5 = 'spk="solo_ANC_soc-orbit-stp_20200210-20301120_360_V1_00445_V01.bsp"&'
CONTINUE ',spk_date = "2025-05-01" &'
CONTINUE ',ck="solo_ANC_soc-flown-att_20250207T184111-20250208T121105_V01.bc"&'
CONTINUE ',ck_date = "2025-02-09" &'
CONTINUE '' / Name and date of loaded ephemeris (spk) and attitude (ck) files
PRLIB5A = '$SSW/packages/sunspice/idl/' / Software library containing PRPROC5
PRVER5A = 60345 / Mod. julday of PRLIB5A (2024-02-05)
PRSTEP6 = 'SPATIAL-COORDINATE-CORRECTION' / Type of processing, step 6
PRPROC6 = 'correct_spice_offset_relative_to_spacecraft.pro' / Name of procedure,
PRPVER6 = '3.0 ' / Version of procedure, step 6
PRREF6 = 'delta_instrument_x = -79, &'
CONTINUE 'delta_instrument_y = -45 &'
CONTINUE '' / [arcsec] constant SPICE vs spacecraft offset
PRLIB6A = 'uio-spice-pipeline' / Software library containing PRPROC6
PRVER6A = '5131 ' / UiO SVN revision number of PRLIB6A (2025-05-06)
PRSTEP7 = 'DARK-SUBTRACTION '
PRPROC7 = 'spice_prep_dark_offset_correction.pro '
PRPVER7 = '3.2 '
PRREF7 = 'dark = "solo_L1_spice-n-exp_20250202T231449_V03_301990168-006.fits"'
PRLIB7A = 'uio-spice-pipeline/calibration '
PRVER7A = '5068 ' / Version of software library (2025-03-24)
PRSTEP8 = 'FLATFIELDING '
PRPROC8 = 'spice_prep_flat_field_correction.pro '
PRPVER8 = '1.6 '
PRREF8 = 'flat = "ground-calibration flat field" '
PRLIB8A = 'uio-spice-pipeline/calibration '
PRVER8A = '5068 ' / Version of software library (2025-03-24)
PRSTEP9 = 'BURN-IN-CORRECTION '
PRPROC9 = 'spice_prep_burnin_correction.pro '
PRPVER9 = '1.4 '
PRREF9 = 'burn_in_correction_data_version = "2024-11-12", &'
CONTINUE 'burn_in_correction_defined_for_this_hdu = 0 &'
CONTINUE '' / Additional info, step 9
PRLIB9A = 'uio-spice-pipeline/calibration '
PRVER9A = '5068 ' / Version of software library (2025-03-24)
PRSTEP10= 'SPATIAL-SPECTRAL-DISTORTION-CORRECTION '
PRPROC10= 'spice_prep_distortion_correction.pro '
PRPVER10= '4.0 '
PRLIB10A= 'uio-spice-pipeline/calibration '
PRVER10A= '5068 ' / Version of software library (2025-03-24)
PRREF10 = 'distortion_correction_matrix_version = "2024-07-04", &'
CONTINUE 'lambda_vs_temperature_correction_version = "2024-04-18" &'
CONTINUE '' / Additional info, step 10
PRSTEP11= 'RADIOMETRIC-CALIBRATION '
PRPROC11= 'spice_prep_radiometric_calibration.pro '
PRPVER11= '3.0 '
PRREF11 = 'method = "based on comparison to QS SUMER spectrum", &'
CONTINUE 'response_file_version = "2024-08-28", &'
CONTINUE 'interpolated_sw_response = 0.39174 &'
CONTINUE '' / Additional info, step 11
PRLIB11A= 'uio-spice-pipeline/calibration '
PRVER11A= '5068 ' / Version of software library (2025-03-24)
PRSTEP12= 'WINDOW-CONCATENATION' / Type of processing, step 12
PRPROC12= 'spice_prep.pro' / Name of procedure, step 12
PRPVER12= '5131 ' / Version of procedure, step 12
PRREF12 = ' WINNOs_of_concatenated_windows = [0,1], &'
CONTINUE 'WINTABIDs_of_concatenated_windows = [77,86], &'
CONTINUE ' MISOWINs_of_concatenated_windows = [3039,3033], &'
CONTINUE ' EXTNAMEs_of_concatenated_windows = "O III 703 / Mg IX 706 - SH (la&'
CONTINUE 'mbda bin 2),O III 703 / Mg IX 706 - LH" &'
CONTINUE '' / Additional info, step 12
PRLIB12A= 'uio-spice-pipeline/calibration' / Software library containing PRPROC1
PRVER12A= '5068 ' / Version of software library (2025-03-24)
-------------------------------------------------
| 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'.
PRENV3 = ' Kernel: Linux &'
CONTINUE ' Kernel release number: 5.14.0-427.42.1.el9_4.x86_64 &'
CONTINUE ' Architecture: x86_64 &'
CONTINUE ' Host name: astro-sdc-fs2.uio.no &'
CONTINUE ' OS: Red Hat Enterprise Linux 9.5 (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_20250208T061921_V04_301990207-000.fits' / L1 file
FILE_RAW= 'sc_2025_02_07.xml;sc_2025_02_08.xml' / Telemetry file
INFO_URL= 'https://spice.ias.u-psud.fr/' / URL to additional information
----------------------------
| Solar Ephemeris Keywords |
----------------------------
DSUN_OBS= 120867955930. / [m] S/C distance from Sun
DSUN_AU = 0.807952418238 / [AU] S/C distance from Sun
RSUN_ARC= 1187.21979981 / [arcsec] Apparent photospheric Solar radius
RSUN_REF= 6.95700E+08 / [m] Assumed photospheric Solar radius
SOLAR_B0= -1.57762944942 / [deg] Tilt angle of Solar North toward S/C
SOLAR_P0= -6.48105709391 / [deg] S/C Celestial North to Solar North angle
SOLAR_EP= 5.35211830827 / [deg] S/C Ecliptic North to Solar North angle
CAR_ROT = 2294 / Carrington rotation number
HGLT_OBS= -1.57762944942 / [deg] S/C Stonyhurst latitude (B0 angle)
HGLN_OBS= -21.0455280276 / [deg] S/C Stonyhurst longitude
CRLT_OBS= -1.57762944942 / [deg] S/C Carrington latitude (B0 angle)
CRLN_OBS= 270.899569959 / [deg] S/C Carrington longitude (L0 angle)
HEEX_OBS= 112414714315. / [m] S/C Heliocentric Earth Ecliptic X
HEEY_OBS= -43851739539.8 / [m] S/C Heliocentric Earth Ecliptic Y
HEEZ_OBS= 7001408105.61 / [m] S/C Heliocentric Earth Ecliptic Z
HCIX_OBS= 89131361712.5 / [m] S/C Heliocentric Inertial X
HCIY_OBS= 81569539799.0 / [m] S/C Heliocentric Inertial Y
HCIZ_OBS= -3327657885.94 / [m] S/C Heliocentric Inertial Z
HCIX_VOB= -26019.2707863 / [m/s] S/C Heliocentric Inertial X Velocity
HCIY_VOB= 9319.05830770 / [m/s] S/C Heliocentric Inertial Y Velocity
HCIZ_VOB= -3013.53402702 / [m/s] S/C Heliocentric Inertial Z Velocity
HAEX_OBS= -15727.1815186 / [m] S/C Heliocentric Aries Ecliptic X
HAEY_OBS= -22853.8210193 / [m] S/C Heliocentric Aries Ecliptic Y
HAEZ_OBS= -1813.09504005 / [m] S/C Heliocentric Aries Ecliptic Z
HEQX_OBS= 112762743372. / [m] S/C Heliocentric Earth Equatorial X
HEQY_OBS= -43388399037.9 / [m] S/C Heliocentric Earth Equatorial Y
HEQZ_OBS= -3327657885.94 / [m] S/C Heliocentric Earth Equatorial Z
GSEX_OBS= 35159524565.9 / [m] S/C Geocentric Solar Ecliptic X
GSEY_OBS= 43851739539.8 / [m] S/C Geocentric Solar Ecliptic Y
GSEZ_OBS= 7001408105.61 / [m] S/C Geocentric Solar Ecliptic Z
OBS_VR = -12815.2555822 / [m/s] Radial velocity of S/C away from the Sun
EAR_TDEL= 89.0825710869 / [s] Time(Sun to Earth)-Time(Sun to S/C)
SUN_TIME= 403.172103583 / [s] Time(Sun centre to S/C)
DATE_EAR= '2025-02-08T06:20:50.970' / [UTC] DATE-BEG + EAR_TDEL
DATE_SUN= '2025-02-08T06:12:38.715' / [UTC] DATE-BEG - SUN_TIME
----------------------------------------------------------------
| Keywords describing window placement on destretched detector |
----------------------------------------------------------------
PXPOS2 = 513.500 / [pixel] Central pixel in Y dimension
PXPOS3 = 93.5000 / [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 = '2837817342' / data unit checksum created 2025-05-06T09:25:36
CHECKSUM= 'bgMYcfKXbfKXbfKX' / HDU checksum created 2025-05-06T09:25:36
END