Exposure
ID
SPICA.2025-10-05T11-41-28_1
Header ID
SPICA.2025-10-05T11-41-28
Date updated
2025-10-05 11:40:23 UTC+0000
Release date
None
UTC Start
2025-10-05 11:40:23.608
UTC End
2025-10-05 11:41:23.608
MJD Start
60953.4863843563
MJD End
60953.48707880073
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
12.0
Ambient temperature (°C)
-1.234
Seeing (arcsec)
1.1
Observation
ID
70767
Category
science
Program ID
S03/S05
Program Title
TBD
Program Type
Normal
PI / COI
vrard/ebrahimkutty
Target
ID
52238
Name
HD_31539
RA
74.34309
DEC
17.15368
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 32.7298 32.7362 98.5184 98.6727
S1-E1 318.3376 318.1674 65.1497 65.2961
S1-E2 267.5090 267.4060 73.0936 73.2465
S1-W1 266.2164 266.4500 129.2742 129.4155
S1-W2 201.9140 202.0013 108.3555 108.5098
S2-E1 291.5596 291.3874 61.6097 61.7526
S2-E2 238.3636 238.2556 69.7140 69.8645
S2-W1 238.6775 238.9010 133.2954 133.4322
S2-W2 169.7575 169.8385 110.2432 110.3970
E1-E2 64.9456 64.9021 -149.5487 -149.4461
E1-W1 313.4331 313.3967 -164.6866 -164.6047
E1-W2 220.0125 219.8959 -153.7754 -153.6804
E2-W1 251.3140 251.3265 -168.5561 -168.4767
E2-W2 155.3173 155.2449 -155.5415 -155.4493
W1-W2 105.9278 106.0193 -7.8371 -7.7504
Header: used keywords
Key Value
HIERARCH OBS PROG ID S03/S05
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60953.4863843563
PI-COI vrard/ebrahimkutty
HIERARCH OBS TARG NAME HD_31539
HIERARCH OBS RA 74.34309
HIERARCH OBS DEC 17.15368
HIERARCH INS RESOL LOW
HIERARCH INS CENTRAL WL 720.0
HIERARCH CHARA BASELINE S1S2E1E2W1W2
HIERARCH DET DIT 0.0199999995529652
HIERARCH DET NDIT 3000
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 32.7298
HIERARCH ISS PBL12 END 32.7362
HIERARCH ISS PBLA12 START 98.5184
HIERARCH ISS PBLA12 END 98.6727
HIERARCH ISS PBL13 START 318.3376
HIERARCH ISS PBL13 END 318.1674
HIERARCH ISS PBLA13 START 65.1497
HIERARCH ISS PBLA13 END 65.2961
HIERARCH ISS PBL14 START 267.509
HIERARCH ISS PBL14 END 267.406
HIERARCH ISS PBLA14 START 73.0936
HIERARCH ISS PBLA14 END 73.2465
HIERARCH ISS PBL15 START 266.2164
HIERARCH ISS PBL15 END 266.45
HIERARCH ISS PBLA15 START 129.2742
HIERARCH ISS PBLA15 END 129.4155
HIERARCH ISS PBL16 START 201.914
HIERARCH ISS PBL16 END 202.0013
HIERARCH ISS PBLA16 START 108.3555
HIERARCH ISS PBLA16 END 108.5098
HIERARCH ISS PBL23 START 291.5596
HIERARCH ISS PBL23 END 291.3874
HIERARCH ISS PBLA23 START 61.6097
HIERARCH ISS PBLA23 END 61.7526
HIERARCH ISS PBL24 START 238.3636
HIERARCH ISS PBL24 END 238.2556
HIERARCH ISS PBLA24 START 69.714
HIERARCH ISS PBLA24 END 69.8645
HIERARCH ISS PBL25 START 238.6775
HIERARCH ISS PBL25 END 238.901
HIERARCH ISS PBLA25 START 133.2954
HIERARCH ISS PBLA25 END 133.4322
HIERARCH ISS PBL26 START 169.7575
HIERARCH ISS PBL26 END 169.8385
HIERARCH ISS PBLA26 START 110.2432
HIERARCH ISS PBLA26 END 110.397
HIERARCH ISS PBL34 START 64.9456
HIERARCH ISS PBL34 END 64.9021
HIERARCH ISS PBLA34 START -149.5487
HIERARCH ISS PBLA34 END -149.4461
HIERARCH ISS PBL35 START 313.4331
HIERARCH ISS PBL35 END 313.3967
HIERARCH ISS PBLA35 START -164.6866
HIERARCH ISS PBLA35 END -164.6047
HIERARCH ISS PBL36 START 220.0125
HIERARCH ISS PBL36 END 219.8959
HIERARCH ISS PBLA36 START -153.7754
HIERARCH ISS PBLA36 END -153.6804
HIERARCH ISS PBL45 START 251.314
HIERARCH ISS PBL45 END 251.3265
HIERARCH ISS PBLA45 START -168.5561
HIERARCH ISS PBLA45 END -168.4767
HIERARCH ISS PBL46 START 155.3173
HIERARCH ISS PBL46 END 155.2449
HIERARCH ISS PBLA46 START -155.5415
HIERARCH ISS PBLA46 END -155.4493
HIERARCH ISS PBL56 START 105.9278
HIERARCH ISS PBL56 END 106.0193
HIERARCH ISS PBLA56 START -7.8371
HIERARCH ISS PBLA56 END -7.7504
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1