Fringe search (Fuguei) - sujineie/BURSTT_ASIAA GitHub Wiki

list

  1. Sun fringe at 660 MHz
  2. Sun fringe at 460 MHz
  3. Tau A fringe at 460 MHz
  4. Cyg A fringe at 660 MHz

Sun fringe

  • Site: Fuguei
  • Notes: 4 antennas in a row with a separation of $\sim$ 2 meters from each other

Sun 660 MHz

  • Observation date: 2022.12.22 04:00 UT (12:00 CST; 3 hours)
baseline 0-1

analyze2_660 vish5 bl0-1 all_win sub analyze2_660 vish5 bl0-1 2D sub

baseline 0-2

analyze2_660 vish5 bl0-2 all_win sub analyze2_660 vish5 bl0-2 2D sub

baseline 0-3

analyze2_660 vish5 bl0-3 all_win sub analyze2_660 vish5 bl0-3 2D sub

baseline 1-2

analyze2_660 vish5 bl1-2 all_win sub analyze2_660 vish5 bl1-2 2D sub

baseline 1-3

analyze2_660 vish5 bl1-3 all_win sub analyze2_660 vish5 bl1-3 2D sub

baseline 2-3

analyze2_660 vish5 bl2-3 all_win sub analyze2_660 vish5 bl2-3 2D sub

Noise reduction for visibility using SVD

  • Nmodes = 1, 2, 3
baseline 0-1

analyze2_660 vish5 bl0-1 svd nmodes1 sub analyze2_660 vish5 bl0-1 svd nmodes2 sub analyze2_660 vish5 bl0-1 svd nmodes3 sub

baseline 0-2

analyze2_660 vish5 bl0-2 svd nmodes1 sub analyze2_660 vish5 bl0-2 svd nmodes2 sub analyze2_660 vish5 bl0-2 svd nmodes3 sub

baseline 0-3

analyze2_660 vish5 bl0-3 svd nmodes1 sub analyze2_660 vish5 bl0-3 svd nmodes2 sub analyze2_660 vish5 bl0-3 svd nmodes3 sub

baseline 1-2

analyze2_660 vish5 bl1-2 svd nmodes1 sub analyze2_660 vish5 bl1-2 svd nmodes2 sub analyze2_660 vish5 bl1-2 svd nmodes3 sub

baseline 1-3

analyze2_660 vish5 bl1-3 svd nmodes1 sub analyze2_660 vish5 bl1-3 svd nmodes2 sub analyze2_660 vish5 bl1-3 svd nmodes3 sub

baseline 2-3

analyze2_660 vish5 bl2-3 svd nmodes1 sub analyze2_660 vish5 bl2-3 svd nmodes2 sub analyze2_660 vish5 bl2-3 svd nmodes3 sub

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Sun 460 MHz

  • Observation date: 2022.12.22 01:00 UT (09:00 CST; 3 hours)
  • Only the data for the first 4500 sec were processed.
baseline 0-1

analyze2_460 vish5 bl0-1 all_win sub

analyze2_460 vish5 upto4500s bl0-1 2D sub

baseline 0-2

analyze2_460 vish5 bl0-2 all_win sub analyze2_460 vish5 upto4500s bl0-2 2D sub

baseline 0-3

analyze2_460 vish5 bl0-3 all_win sub analyze2_460 vish5 upto4500s bl0-3 2D sub

baseline 1-2

analyze2_460 vish5 bl1-2 all_win sub analyze2_460 vish5 upto4500s bl1-2 2D sub

baseline 1-3

analyze2_460 vish5 bl1-3 all_win sub analyze2_460 vish5 upto4500s bl1-3 2D sub

baseline 2-3

analyze2_460 vish5 bl2-3 all_win sub analyze2_460 vish5 upto4500s bl2-3 2D sub

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Tau A fringe

  • Site: Fuguei
  • Notes: 4 antennas in a row with a separation of $\sim$ 2 meters from each other Both 460 MHz and 660 MHz were recorded, but there is something wrong with 660 MHz. The 660 MHz data is being checked.

Tau A 460 MHz

  • Observation date: 2023.01.13 11:00 UT (3 hours)
baseline 0-1

analyze2_460 vish5 bl0-1 all_win sub analyze2_460 vish5 bl0-1 2D sub

baseline 0-2

analyze2_460 vish5 bl0-2 all_win sub analyze2_460 vish5 bl0-2 2D sub

baseline 0-3

analyze2_460 vish5 bl0-3 all_win sub analyze2_460 vish5 bl0-3 2D sub

baseline 1-2

analyze2_460 vish5 bl1-2 all_win sub analyze2_460 vish5 bl1-2 2D sub

baseline 1-3

analyze2_460 vish5 bl1-3 all_win sub analyze2_460 vish5 bl1-3 2D sub

baseline 2-3

analyze2_460 vish5 bl2-3 all_win sub analyze2_460 vish5 bl2-3 2D sub

Noise reduction for visibility using SVD

  • Nmodes = 1, 2, 3
baseline 0-1

analyze2_460 vish5 bl0-1 svd nmodes1 sub analyze2_460 vish5 bl0-1 svd nmodes2 sub analyze2_460 vish5 bl0-1 svd nmodes3 sub

baseline 0-2

analyze2_460 vish5 bl0-2 svd nmodes1 sub analyze2_460 vish5 bl0-2 svd nmodes2 sub analyze2_460 vish5 bl0-2 svd nmodes3 sub

baseline 0-3

analyze2_460 vish5 bl0-3 svd nmodes1 sub analyze2_460 vish5 bl0-3 svd nmodes2 sub analyze2_460 vish5 bl0-3 svd nmodes3 sub

baseline 1-2

analyze2_460 vish5 bl1-2 svd nmodes1 sub analyze2_460 vish5 bl1-2 svd nmodes2 sub analyze2_460 vish5 bl1-2 svd nmodes3 sub

baseline 1-3

analyze2_460 vish5 bl1-3 svd nmodes1 sub analyze2_460 vish5 bl1-3 svd nmodes2 sub analyze2_460 vish5 bl1-3 svd nmodes3 sub

baseline 2-3

analyze2_460 vish5 bl2-3 svd nmodes1 sub analyze2_460 vish5 bl2-3 svd nmodes2 sub analyze2_460 vish5 bl2-3 svd nmodes3 sub

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Cyg A fringe

  • Site: Fuguei
  • Observation date:
      2023-03-08 22:00 UT (06:00+1 CST) (460 MHz)
      2023-03-10 22:00 UT (06:00+1 CST) (660 MHz)
  • Notes:
     * Search for the coarse delay does not give a constant value for both frequencies.
     * Fringe searching with an integration time of 60 sec does not work (Being checked)

  • It turned out that the reference clock is unlocked, so the previous results were commented out.

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