Exposure
ID
SPICA.2025-10-07T04-55-57_1
Header ID
SPICA.2025-10-07T04-55-57
Date updated
2025-10-07 04:54:52 UTC+0000
Release date
None
UTC Start
2025-10-07 04:54:52.800
UTC End
2025-10-07 04:55:52.800
MJD Start
60955.2047777804
MJD End
60955.20547222483
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
64285
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
47874
Name
HD_4636
RA
12.20842
DEC
50.96817
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 32.3585 32.3659 76.5905 76.7464
S1-E1 289.3456 289.6910 43.4458 43.5917
S1-E2 248.2685 248.5012 51.8552 51.9974
S1-W1 278.4988 278.4987 100.1196 100.3301
S1-W2 205.7961 205.8091 84.5222 84.6946
S2-E1 262.8481 263.1903 39.5864 39.7353
S2-E2 219.2972 219.5267 48.3155 48.4588
S2-W1 249.1657 249.1728 103.0914 103.3091
S2-W2 173.8045 173.8118 85.9944 86.1701
E1-E2 56.8509 56.9496 -176.2458 -176.0417
E1-W1 269.6990 270.1560 163.8113 164.0500
E1-W2 190.5177 190.8556 178.2306 178.4443
E2-W1 217.1249 217.4761 158.6875 158.9342
E2-W2 134.0426 134.2810 175.8909 176.1088
W1-W2 97.5030 97.6001 -45.3041 -45.0360
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 60955.2047777804
PI-COI spica
HIERARCH OBS TARG NAME HD_4636
HIERARCH OBS RA 12.20842
HIERARCH OBS DEC 50.96817
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 32.3585
HIERARCH ISS PBL12 END 32.3659
HIERARCH ISS PBLA12 START 76.5905
HIERARCH ISS PBLA12 END 76.7464
HIERARCH ISS PBL13 START 289.3456
HIERARCH ISS PBL13 END 289.691
HIERARCH ISS PBLA13 START 43.4458
HIERARCH ISS PBLA13 END 43.5917
HIERARCH ISS PBL14 START 248.2685
HIERARCH ISS PBL14 END 248.5012
HIERARCH ISS PBLA14 START 51.8552
HIERARCH ISS PBLA14 END 51.9974
HIERARCH ISS PBL15 START 278.4988
HIERARCH ISS PBL15 END 278.4987
HIERARCH ISS PBLA15 START 100.1196
HIERARCH ISS PBLA15 END 100.3301
HIERARCH ISS PBL16 START 205.7961
HIERARCH ISS PBL16 END 205.8091
HIERARCH ISS PBLA16 START 84.5222
HIERARCH ISS PBLA16 END 84.6946
HIERARCH ISS PBL23 START 262.8481
HIERARCH ISS PBL23 END 263.1903
HIERARCH ISS PBLA23 START 39.5864
HIERARCH ISS PBLA23 END 39.7353
HIERARCH ISS PBL24 START 219.2972
HIERARCH ISS PBL24 END 219.5267
HIERARCH ISS PBLA24 START 48.3155
HIERARCH ISS PBLA24 END 48.4588
HIERARCH ISS PBL25 START 249.1657
HIERARCH ISS PBL25 END 249.1728
HIERARCH ISS PBLA25 START 103.0914
HIERARCH ISS PBLA25 END 103.3091
HIERARCH ISS PBL26 START 173.8045
HIERARCH ISS PBL26 END 173.8118
HIERARCH ISS PBLA26 START 85.9944
HIERARCH ISS PBLA26 END 86.1701
HIERARCH ISS PBL34 START 56.8509
HIERARCH ISS PBL34 END 56.9496
HIERARCH ISS PBLA34 START -176.2458
HIERARCH ISS PBLA34 END -176.0417
HIERARCH ISS PBL35 START 269.699
HIERARCH ISS PBL35 END 270.156
HIERARCH ISS PBLA35 START 163.8113
HIERARCH ISS PBLA35 END 164.05
HIERARCH ISS PBL36 START 190.5177
HIERARCH ISS PBL36 END 190.8556
HIERARCH ISS PBLA36 START 178.2306
HIERARCH ISS PBLA36 END 178.4443
HIERARCH ISS PBL45 START 217.1249
HIERARCH ISS PBL45 END 217.4761
HIERARCH ISS PBLA45 START 158.6875
HIERARCH ISS PBLA45 END 158.9342
HIERARCH ISS PBL46 START 134.0426
HIERARCH ISS PBL46 END 134.281
HIERARCH ISS PBLA46 START 175.8909
HIERARCH ISS PBLA46 END 176.1088
HIERARCH ISS PBL56 START 97.503
HIERARCH ISS PBL56 END 97.6001
HIERARCH ISS PBLA56 START -45.3041
HIERARCH ISS PBLA56 END -45.036
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1