Exposure
ID
SPICA.2025-09-13T10-59-37_1
Header ID
SPICA.2025-09-13T10-59-37
Date updated
2025-09-13 10:58:32 UTC+0000
Release date
None
UTC Start
2025-09-13 10:58:32.195
UTC End
2025-09-13 10:59:32.195
MJD Start
60931.4573170674
MJD End
60931.45801151183
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
64138
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
47768
Name
HD_20677
RA
50.36066
DEC
43.32965
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 33.6501 33.6489 93.6541 93.8087
S1-E1 324.7420 324.8449 61.1407 61.2938
S1-E2 273.9224 273.9860 68.9387 69.0902
S1-W1 278.4968 278.4945 121.8589 122.0443
S1-W2 209.6097 209.5912 102.8315 102.9957
S2-E1 296.9175 297.0216 57.6483 57.8027
S2-E2 243.7612 243.8266 65.6299 65.7820
S2-W1 249.3500 249.3582 125.5158 125.7046
S2-W2 176.4720 176.4558 104.5743 104.7403
E1-E2 65.0218 65.0541 -153.7209 -153.5489
E1-W1 307.4883 307.6948 -171.0437 -170.8637
E1-W2 218.4793 218.6011 -158.5103 -158.3368
E2-W1 246.1782 246.3507 -175.5543 -175.3714
E2-W2 153.7804 153.8698 -160.5334 -160.3591
W1-W2 105.4724 105.5468 -17.7565 -17.5575
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 60931.4573170674
PI-COI spica
HIERARCH OBS TARG NAME HD_20677
HIERARCH OBS RA 50.36066
HIERARCH OBS DEC 43.32965
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 33.6501
HIERARCH ISS PBL12 END 33.6489
HIERARCH ISS PBLA12 START 93.6541
HIERARCH ISS PBLA12 END 93.8087
HIERARCH ISS PBL13 START 324.742
HIERARCH ISS PBL13 END 324.8449
HIERARCH ISS PBLA13 START 61.1407
HIERARCH ISS PBLA13 END 61.2938
HIERARCH ISS PBL14 START 273.9224
HIERARCH ISS PBL14 END 273.986
HIERARCH ISS PBLA14 START 68.9387
HIERARCH ISS PBLA14 END 69.0902
HIERARCH ISS PBL15 START 278.4968
HIERARCH ISS PBL15 END 278.4945
HIERARCH ISS PBLA15 START 121.8589
HIERARCH ISS PBLA15 END 122.0443
HIERARCH ISS PBL16 START 209.6097
HIERARCH ISS PBL16 END 209.5912
HIERARCH ISS PBLA16 START 102.8315
HIERARCH ISS PBLA16 END 102.9957
HIERARCH ISS PBL23 START 296.9175
HIERARCH ISS PBL23 END 297.0216
HIERARCH ISS PBLA23 START 57.6483
HIERARCH ISS PBLA23 END 57.8027
HIERARCH ISS PBL24 START 243.7612
HIERARCH ISS PBL24 END 243.8266
HIERARCH ISS PBLA24 START 65.6299
HIERARCH ISS PBLA24 END 65.782
HIERARCH ISS PBL25 START 249.35
HIERARCH ISS PBL25 END 249.3582
HIERARCH ISS PBLA25 START 125.5158
HIERARCH ISS PBLA25 END 125.7046
HIERARCH ISS PBL26 START 176.472
HIERARCH ISS PBL26 END 176.4558
HIERARCH ISS PBLA26 START 104.5743
HIERARCH ISS PBLA26 END 104.7403
HIERARCH ISS PBL34 START 65.0218
HIERARCH ISS PBL34 END 65.0541
HIERARCH ISS PBLA34 START -153.7209
HIERARCH ISS PBLA34 END -153.5489
HIERARCH ISS PBL35 START 307.4883
HIERARCH ISS PBL35 END 307.6948
HIERARCH ISS PBLA35 START -171.0437
HIERARCH ISS PBLA35 END -170.8637
HIERARCH ISS PBL36 START 218.4793
HIERARCH ISS PBL36 END 218.6011
HIERARCH ISS PBLA36 START -158.5103
HIERARCH ISS PBLA36 END -158.3368
HIERARCH ISS PBL45 START 246.1782
HIERARCH ISS PBL45 END 246.3507
HIERARCH ISS PBLA45 START -175.5543
HIERARCH ISS PBLA45 END -175.3714
HIERARCH ISS PBL46 START 153.7804
HIERARCH ISS PBL46 END 153.8698
HIERARCH ISS PBLA46 START -160.5334
HIERARCH ISS PBLA46 END -160.3591
HIERARCH ISS PBL56 START 105.4724
HIERARCH ISS PBL56 END 105.5468
HIERARCH ISS PBLA56 START -17.7565
HIERARCH ISS PBLA56 END -17.5575
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1