Exposure
ID
SPICA.2025-10-07T04-13-37_1
Header ID
SPICA.2025-10-07T04-13-37
Date updated
2025-10-07 04:12:32 UTC+0000
Release date
None
UTC Start
2025-10-07 04:12:32.078
UTC End
2025-10-07 04:13:32.078
MJD Start
60955.1753712734
MJD End
60955.17606571783
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
70854
Category
science
Program ID
S01
Program Title
TBD
Program Type
Normal
PI / COI
ligi
Target
ID
47856
Name
HD_221345
RA
352.8226
DEC
39.2362
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 33.9150 33.9167 82.0085 82.1596
S1-E1 317.6273 317.8379 51.1094 51.2339
S1-E2 270.6003 270.7271 58.6962 58.8236
S1-W1 274.3542 274.4061 107.1319 107.3384
S2-E1 289.0509 289.2686 47.6551 47.7792
S2-E2 239.8298 239.9613 55.4881 55.6140
S2-W1 244.0728 244.1388 110.5140 110.7268
E1-E2 60.9620 61.0499 -164.7679 -164.6189
E1-W1 280.6333 281.1435 176.9449 177.1219
E2-W1 223.5700 223.9857 172.0366 172.2229
Header: used keywords
Key Value
HIERARCH OBS PROG ID S01
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60955.1753712734
PI-COI ligi
HIERARCH OBS TARG NAME HD_221345
HIERARCH OBS RA 352.8226
HIERARCH OBS DEC 39.2362
HIERARCH INS RESOL LOW
HIERARCH INS CENTRAL WL 720.0
HIERARCH CHARA BASELINE S2E1E2W1W2
HIERARCH DET DIT 0.0199999995529652
HIERARCH DET NDIT 3000
HIERARCH CHARA NB TEL 5
HIERARCH CHARA T1NAME S1
HIERARCH CHARA T2NAME S2
HIERARCH CHARA T3NAME E1
HIERARCH CHARA T4NAME E2
HIERARCH CHARA T5NAME W1
HIERARCH ISS PBL12 START 33.915
HIERARCH ISS PBL12 END 33.9167
HIERARCH ISS PBLA12 START 82.0085
HIERARCH ISS PBLA12 END 82.1596
HIERARCH ISS PBL13 START 317.6273
HIERARCH ISS PBL13 END 317.8379
HIERARCH ISS PBLA13 START 51.1094
HIERARCH ISS PBLA13 END 51.2339
HIERARCH ISS PBL14 START 270.6003
HIERARCH ISS PBL14 END 270.7271
HIERARCH ISS PBLA14 START 58.6962
HIERARCH ISS PBLA14 END 58.8236
HIERARCH ISS PBL15 START 274.3542
HIERARCH ISS PBL15 END 274.4061
HIERARCH ISS PBLA15 START 107.1319
HIERARCH ISS PBLA15 END 107.3384
HIERARCH ISS PBL23 START 289.0509
HIERARCH ISS PBL23 END 289.2686
HIERARCH ISS PBLA23 START 47.6551
HIERARCH ISS PBLA23 END 47.7792
HIERARCH ISS PBL24 START 239.8298
HIERARCH ISS PBL24 END 239.9613
HIERARCH ISS PBLA24 START 55.4881
HIERARCH ISS PBLA24 END 55.614
HIERARCH ISS PBL25 START 244.0728
HIERARCH ISS PBL25 END 244.1388
HIERARCH ISS PBLA25 START 110.514
HIERARCH ISS PBLA25 END 110.7268
HIERARCH ISS PBL34 START 60.962
HIERARCH ISS PBL34 END 61.0499
HIERARCH ISS PBLA34 START -164.7679
HIERARCH ISS PBLA34 END -164.6189
HIERARCH ISS PBL35 START 280.6333
HIERARCH ISS PBL35 END 281.1435
HIERARCH ISS PBLA35 START 176.9449
HIERARCH ISS PBLA35 END 177.1219
HIERARCH ISS PBL45 START 223.57
HIERARCH ISS PBL45 END 223.9857
HIERARCH ISS PBLA45 START 172.0366
HIERARCH ISS PBLA45 END 172.2229
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1