Exposure
ID
SPICA.2025-10-07T04-57-04_1
Header ID
SPICA.2025-10-07T04-57-04
Date updated
2025-10-07 04:55:58 UTC+0000
Release date
None
UTC Start
2025-10-07 04:55:58.922
UTC End
2025-10-07 04:56:58.922
MJD Start
60955.20554308
MJD End
60955.206237524435
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 32.3660 32.3733 76.7492 76.9052
S1-E1 289.6973 290.0405 43.5943 43.7403
S1-E2 248.5055 248.7366 52.0001 52.1425
S1-W1 278.4987 278.4985 100.3340 100.5445
S1-W2 205.8093 205.8219 84.6978 84.8702
S2-E1 263.1965 263.5366 39.7380 39.8871
S2-E2 219.5309 219.7588 48.4614 48.6049
S2-W1 249.1730 249.1801 103.3131 103.5307
S2-W2 173.8119 173.8189 86.1733 86.3491
E1-E2 56.9514 57.0497 -176.0380 -175.8343
E1-W1 270.1644 270.6197 164.0544 164.2925
E1-W2 190.8617 191.1979 178.4482 178.6615
E2-W1 217.4825 217.8325 158.9387 159.1847
E2-W2 134.2854 134.5226 176.1128 176.3302
W1-W2 97.6018 97.6989 -45.0311 -44.7636
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 60955.20554308
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 32.366
HIERARCH ISS PBL12 END 32.3733
HIERARCH ISS PBLA12 START 76.7492
HIERARCH ISS PBLA12 END 76.9052
HIERARCH ISS PBL13 START 289.6973
HIERARCH ISS PBL13 END 290.0405
HIERARCH ISS PBLA13 START 43.5943
HIERARCH ISS PBLA13 END 43.7403
HIERARCH ISS PBL14 START 248.5055
HIERARCH ISS PBL14 END 248.7366
HIERARCH ISS PBLA14 START 52.0001
HIERARCH ISS PBLA14 END 52.1425
HIERARCH ISS PBL15 START 278.4987
HIERARCH ISS PBL15 END 278.4985
HIERARCH ISS PBLA15 START 100.334
HIERARCH ISS PBLA15 END 100.5445
HIERARCH ISS PBL16 START 205.8093
HIERARCH ISS PBL16 END 205.8219
HIERARCH ISS PBLA16 START 84.6978
HIERARCH ISS PBLA16 END 84.8702
HIERARCH ISS PBL23 START 263.1965
HIERARCH ISS PBL23 END 263.5366
HIERARCH ISS PBLA23 START 39.738
HIERARCH ISS PBLA23 END 39.8871
HIERARCH ISS PBL24 START 219.5309
HIERARCH ISS PBL24 END 219.7588
HIERARCH ISS PBLA24 START 48.4614
HIERARCH ISS PBLA24 END 48.6049
HIERARCH ISS PBL25 START 249.173
HIERARCH ISS PBL25 END 249.1801
HIERARCH ISS PBLA25 START 103.3131
HIERARCH ISS PBLA25 END 103.5307
HIERARCH ISS PBL26 START 173.8119
HIERARCH ISS PBL26 END 173.8189
HIERARCH ISS PBLA26 START 86.1733
HIERARCH ISS PBLA26 END 86.3491
HIERARCH ISS PBL34 START 56.9514
HIERARCH ISS PBL34 END 57.0497
HIERARCH ISS PBLA34 START -176.038
HIERARCH ISS PBLA34 END -175.8343
HIERARCH ISS PBL35 START 270.1644
HIERARCH ISS PBL35 END 270.6197
HIERARCH ISS PBLA35 START 164.0544
HIERARCH ISS PBLA35 END 164.2925
HIERARCH ISS PBL36 START 190.8617
HIERARCH ISS PBL36 END 191.1979
HIERARCH ISS PBLA36 START 178.4482
HIERARCH ISS PBLA36 END 178.6615
HIERARCH ISS PBL45 START 217.4825
HIERARCH ISS PBL45 END 217.8325
HIERARCH ISS PBLA45 START 158.9387
HIERARCH ISS PBLA45 END 159.1847
HIERARCH ISS PBL46 START 134.2854
HIERARCH ISS PBL46 END 134.5226
HIERARCH ISS PBLA46 START 176.1128
HIERARCH ISS PBLA46 END 176.3302
HIERARCH ISS PBL56 START 97.6018
HIERARCH ISS PBL56 END 97.6989
HIERARCH ISS PBLA56 START -45.0311
HIERARCH ISS PBLA56 END -44.7636
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1