Exposure
ID
SPICA.2025-10-02T06-36-56_1
Header ID
SPICA.2025-10-02T06-36-56
Date updated
2025-10-02 06:36:49 UTC+0000
Release date
None
UTC Start
2025-10-02 06:36:49.770
UTC End
2025-10-02 06:36:54.870
MJD Start
60950.2755760365
MJD End
60950.27563506428
Exposure time (s)
5.1
Validation level
1
Tau 0: Coherence time (s)
12.0
Ambient temperature (°C)
-1.234
Seeing (arcsec)
1.1
Observation
ID
70578
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
52338
Name
HD_197345
RA
310.358
DEC
45.28034
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 31.4526 31.4502 121.8179 121.8309
S1-E1 329.6487 329.6480 94.4906 94.5091
S1-E2 275.3071 275.3042 100.7067 100.7236
S1-W1 242.2957 242.2531 153.8173 153.8323
S1-W2 190.0310 190.0099 131.6131 131.6260
S2-E1 302.0516 302.0515 91.7506 91.7698
S2-E2 246.2262 246.2247 98.0696 98.0872
S2-W1 216.2654 216.2255 158.2373 158.2531
S2-W2 159.1269 159.1081 133.5402 133.5531
E1-E2 63.4048 63.4023 -113.5533 -113.5281
E1-W1 293.0576 293.0324 -130.8347 -130.8089
E1-W2 211.8559 211.8451 -118.2848 -118.2594
E2-W1 233.2767 233.2536 -135.4659 -135.4403
E2-W2 148.7591 148.7508 -120.2997 -120.2741
W1-W2 97.7778 97.7631 21.0791 21.1024
Invalid fields
Key
PROGRAM_ID
Header: validation messages
Message
No value for 'HIERARCH OBS PROG ID'
Header: used keywords
Key Value
HIERARCH OBS PROG ID
HIERARCH DPR CATG CALIB
HIERARCH DPR TYPE STD
MJD-OBS 60950.2755760365
PI-COI spica
HIERARCH OBS TARG NAME HD_197345
HIERARCH OBS RA 310.358
HIERARCH OBS DEC 45.28034
HIERARCH INS RESOL LOW
HIERARCH INS CENTRAL WL 720.0
HIERARCH CHARA BASELINE S1S2E1E2W1W2
HIERARCH DET DIT 0.00510000018402934
HIERARCH DET NDIT 1000
HIERARCH CHARA NB TEL 6
HIERARCH CHARA T1NAME S1
HIERARCH CHARA T2NAME S2
HIERARCH CHARA T3NAME E1
HIERARCH CHARA T4NAME E2
HIERARCH CHARA T5NAME W1
HIERARCH CHARA T6NAME W2
HIERARCH ISS PBL12 START 31.4526
HIERARCH ISS PBL12 END 31.4502
HIERARCH ISS PBLA12 START 121.8179
HIERARCH ISS PBLA12 END 121.8309
HIERARCH ISS PBL13 START 329.6487
HIERARCH ISS PBL13 END 329.648
HIERARCH ISS PBLA13 START 94.4906
HIERARCH ISS PBLA13 END 94.5091
HIERARCH ISS PBL14 START 275.3071
HIERARCH ISS PBL14 END 275.3042
HIERARCH ISS PBLA14 START 100.7067
HIERARCH ISS PBLA14 END 100.7236
HIERARCH ISS PBL15 START 242.2957
HIERARCH ISS PBL15 END 242.2531
HIERARCH ISS PBLA15 START 153.8173
HIERARCH ISS PBLA15 END 153.8323
HIERARCH ISS PBL16 START 190.031
HIERARCH ISS PBL16 END 190.0099
HIERARCH ISS PBLA16 START 131.6131
HIERARCH ISS PBLA16 END 131.626
HIERARCH ISS PBL23 START 302.0516
HIERARCH ISS PBL23 END 302.0515
HIERARCH ISS PBLA23 START 91.7506
HIERARCH ISS PBLA23 END 91.7698
HIERARCH ISS PBL24 START 246.2262
HIERARCH ISS PBL24 END 246.2247
HIERARCH ISS PBLA24 START 98.0696
HIERARCH ISS PBLA24 END 98.0872
HIERARCH ISS PBL25 START 216.2654
HIERARCH ISS PBL25 END 216.2255
HIERARCH ISS PBLA25 START 158.2373
HIERARCH ISS PBLA25 END 158.2531
HIERARCH ISS PBL26 START 159.1269
HIERARCH ISS PBL26 END 159.1081
HIERARCH ISS PBLA26 START 133.5402
HIERARCH ISS PBLA26 END 133.5531
HIERARCH ISS PBL34 START 63.4048
HIERARCH ISS PBL34 END 63.4023
HIERARCH ISS PBLA34 START -113.5533
HIERARCH ISS PBLA34 END -113.5281
HIERARCH ISS PBL35 START 293.0576
HIERARCH ISS PBL35 END 293.0324
HIERARCH ISS PBLA35 START -130.8347
HIERARCH ISS PBLA35 END -130.8089
HIERARCH ISS PBL36 START 211.8559
HIERARCH ISS PBL36 END 211.8451
HIERARCH ISS PBLA36 START -118.2848
HIERARCH ISS PBLA36 END -118.2594
HIERARCH ISS PBL45 START 233.2767
HIERARCH ISS PBL45 END 233.2536
HIERARCH ISS PBLA45 START -135.4659
HIERARCH ISS PBLA45 END -135.4403
HIERARCH ISS PBL46 START 148.7591
HIERARCH ISS PBL46 END 148.7508
HIERARCH ISS PBLA46 START -120.2997
HIERARCH ISS PBLA46 END -120.2741
HIERARCH ISS PBL56 START 97.7778
HIERARCH ISS PBL56 END 97.7631
HIERARCH ISS PBLA56 START 21.0791
HIERARCH ISS PBLA56 END 21.1024
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1