Exposure
ID
SPICA.2025-10-07T10-29-38_1
Header ID
SPICA.2025-10-07T10-29-38
Date updated
2025-10-07 10:28:33 UTC+0000
Release date
None
UTC Start
2025-10-07 10:28:33.444
UTC End
2025-10-07 10:29:33.444
MJD Start
60955.4364981915
MJD End
60955.43719263593
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
70856
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
52570
Name
HD_20809
RA
50.80498
DEC
49.21327
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 32.6842 32.6776 102.7934 102.9477
S1-E1 323.7892 323.8594 70.0725 70.2435
S1-E2 271.4075 271.4489 77.7702 77.9351
S1-W1 272.9701 272.8534 132.7292 132.9082
S1-W2 203.4119 203.3451 112.5626 112.7229
S2-E1 296.8177 296.8876 66.6601 66.8341
S2-E2 242.1861 242.2304 74.4978 74.6652
S2-W1 245.1895 245.0864 136.5434 136.7261
S2-W2 171.2915 171.2319 114.4180 114.5797
E1-E2 65.7851 65.7934 -143.4745 -143.2745
E1-W1 313.3020 313.3353 -160.6349 -160.4316
E1-W2 221.5456 221.5740 -148.2564 -148.0556
E2-W1 251.1965 251.2205 -165.0665 -164.8625
E2-W2 156.0859 156.1059 -150.2699 -150.0687
W1-W2 107.9185 107.9203 -6.7435 -6.5380
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 60955.4364981915
PI-COI spica
HIERARCH OBS TARG NAME HD_20809
HIERARCH OBS RA 50.80498
HIERARCH OBS DEC 49.21327
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 32.6842
HIERARCH ISS PBL12 END 32.6776
HIERARCH ISS PBLA12 START 102.7934
HIERARCH ISS PBLA12 END 102.9477
HIERARCH ISS PBL13 START 323.7892
HIERARCH ISS PBL13 END 323.8594
HIERARCH ISS PBLA13 START 70.0725
HIERARCH ISS PBLA13 END 70.2435
HIERARCH ISS PBL14 START 271.4075
HIERARCH ISS PBL14 END 271.4489
HIERARCH ISS PBLA14 START 77.7702
HIERARCH ISS PBLA14 END 77.9351
HIERARCH ISS PBL15 START 272.9701
HIERARCH ISS PBL15 END 272.8534
HIERARCH ISS PBLA15 START 132.7292
HIERARCH ISS PBLA15 END 132.9082
HIERARCH ISS PBL16 START 203.4119
HIERARCH ISS PBL16 END 203.3451
HIERARCH ISS PBLA16 START 112.5626
HIERARCH ISS PBLA16 END 112.7229
HIERARCH ISS PBL23 START 296.8177
HIERARCH ISS PBL23 END 296.8876
HIERARCH ISS PBLA23 START 66.6601
HIERARCH ISS PBLA23 END 66.8341
HIERARCH ISS PBL24 START 242.1861
HIERARCH ISS PBL24 END 242.2304
HIERARCH ISS PBLA24 START 74.4978
HIERARCH ISS PBLA24 END 74.6652
HIERARCH ISS PBL25 START 245.1895
HIERARCH ISS PBL25 END 245.0864
HIERARCH ISS PBLA25 START 136.5434
HIERARCH ISS PBLA25 END 136.7261
HIERARCH ISS PBL26 START 171.2915
HIERARCH ISS PBL26 END 171.2319
HIERARCH ISS PBLA26 START 114.418
HIERARCH ISS PBLA26 END 114.5797
HIERARCH ISS PBL34 START 65.7851
HIERARCH ISS PBL34 END 65.7934
HIERARCH ISS PBLA34 START -143.4745
HIERARCH ISS PBLA34 END -143.2745
HIERARCH ISS PBL35 START 313.302
HIERARCH ISS PBL35 END 313.3353
HIERARCH ISS PBLA35 START -160.6349
HIERARCH ISS PBLA35 END -160.4316
HIERARCH ISS PBL36 START 221.5456
HIERARCH ISS PBL36 END 221.574
HIERARCH ISS PBLA36 START -148.2564
HIERARCH ISS PBLA36 END -148.0556
HIERARCH ISS PBL45 START 251.1965
HIERARCH ISS PBL45 END 251.2205
HIERARCH ISS PBLA45 START -165.0665
HIERARCH ISS PBLA45 END -164.8625
HIERARCH ISS PBL46 START 156.0859
HIERARCH ISS PBL46 END 156.1059
HIERARCH ISS PBLA46 START -150.2699
HIERARCH ISS PBLA46 END -150.0687
HIERARCH ISS PBL56 START 107.9185
HIERARCH ISS PBL56 END 107.9203
HIERARCH ISS PBLA56 START -6.7435
HIERARCH ISS PBLA56 END -6.538
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1