Exposure
ID
SPICA.2025-09-13T11-05-17_1
Header ID
SPICA.2025-09-13T11-05-17
Date updated
2025-09-13 11:04:12 UTC+0000
Release date
None
UTC Start
2025-09-13 11:04:12.016
UTC End
2025-09-13 11:05:12.016
MJD Start
60931.4612501828
MJD End
60931.46194462723
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 33.6432 33.6417 94.4626 94.6170
S1-E1 325.2651 325.3609 61.9448 62.0993
S1-E2 274.2459 274.3051 69.7337 69.8863
S1-W1 278.4737 278.4662 122.8257 123.0095
S1-W2 209.5090 209.4886 103.6890 103.8524
S2-E1 297.4467 297.5434 58.4590 58.6147
S2-E2 244.0940 244.1549 66.4284 66.5816
S2-W1 249.3819 249.3848 126.5002 126.6873
S2-W2 176.3836 176.3657 105.4415 105.6067
E1-E2 65.1836 65.2125 -152.8183 -152.6452
E1-W1 308.5285 308.7159 -170.1015 -169.9215
E1-W2 219.0903 219.1997 -157.6005 -157.4262
E2-W1 247.0482 247.2053 -174.5974 -174.4148
E2-W2 154.2294 154.3099 -159.6197 -159.4447
W1-W2 105.8503 105.9191 -16.7186 -16.5213
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 60931.4612501828
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 33.6432
HIERARCH ISS PBL12 END 33.6417
HIERARCH ISS PBLA12 START 94.4626
HIERARCH ISS PBLA12 END 94.617
HIERARCH ISS PBL13 START 325.2651
HIERARCH ISS PBL13 END 325.3609
HIERARCH ISS PBLA13 START 61.9448
HIERARCH ISS PBLA13 END 62.0993
HIERARCH ISS PBL14 START 274.2459
HIERARCH ISS PBL14 END 274.3051
HIERARCH ISS PBLA14 START 69.7337
HIERARCH ISS PBLA14 END 69.8863
HIERARCH ISS PBL15 START 278.4737
HIERARCH ISS PBL15 END 278.4662
HIERARCH ISS PBLA15 START 122.8257
HIERARCH ISS PBLA15 END 123.0095
HIERARCH ISS PBL16 START 209.509
HIERARCH ISS PBL16 END 209.4886
HIERARCH ISS PBLA16 START 103.689
HIERARCH ISS PBLA16 END 103.8524
HIERARCH ISS PBL23 START 297.4467
HIERARCH ISS PBL23 END 297.5434
HIERARCH ISS PBLA23 START 58.459
HIERARCH ISS PBLA23 END 58.6147
HIERARCH ISS PBL24 START 244.094
HIERARCH ISS PBL24 END 244.1549
HIERARCH ISS PBLA24 START 66.4284
HIERARCH ISS PBLA24 END 66.5816
HIERARCH ISS PBL25 START 249.3819
HIERARCH ISS PBL25 END 249.3848
HIERARCH ISS PBLA25 START 126.5002
HIERARCH ISS PBLA25 END 126.6873
HIERARCH ISS PBL26 START 176.3836
HIERARCH ISS PBL26 END 176.3657
HIERARCH ISS PBLA26 START 105.4415
HIERARCH ISS PBLA26 END 105.6067
HIERARCH ISS PBL34 START 65.1836
HIERARCH ISS PBL34 END 65.2125
HIERARCH ISS PBLA34 START -152.8183
HIERARCH ISS PBLA34 END -152.6452
HIERARCH ISS PBL35 START 308.5285
HIERARCH ISS PBL35 END 308.7159
HIERARCH ISS PBLA35 START -170.1015
HIERARCH ISS PBLA35 END -169.9215
HIERARCH ISS PBL36 START 219.0903
HIERARCH ISS PBL36 END 219.1997
HIERARCH ISS PBLA36 START -157.6005
HIERARCH ISS PBLA36 END -157.4262
HIERARCH ISS PBL45 START 247.0482
HIERARCH ISS PBL45 END 247.2053
HIERARCH ISS PBLA45 START -174.5974
HIERARCH ISS PBLA45 END -174.4148
HIERARCH ISS PBL46 START 154.2294
HIERARCH ISS PBL46 END 154.3099
HIERARCH ISS PBLA46 START -159.6197
HIERARCH ISS PBLA46 END -159.4447
HIERARCH ISS PBL56 START 105.8503
HIERARCH ISS PBL56 END 105.9191
HIERARCH ISS PBLA56 START -16.7186
HIERARCH ISS PBLA56 END -16.5213
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1