Exposure
ID
SPICA.2025-08-14T06-20-24_1
Header ID
SPICA.2025-08-14T06-20-24
Date updated
2025-08-14 06:19:19 UTC+0000
Release date
None
UTC Start
2025-08-14 06:19:19.737
UTC End
2025-08-14 06:20:19.737
MJD Start
60901.263422884
MJD End
60901.264117328436
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
70000
Category
science
Program ID
S4C
Program Title
TBD
Program Type
Normal
PI / COI
chowhan
Target
ID
50783
Name
HD_185144
RA
293.09
DEC
69.66118
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 27.3956 27.3860 106.6707 106.8582
S1-E1 284.8734 284.9735 68.6451 68.8477
S1-E2 233.9338 233.9887 77.1907 77.3855
S1-W1 249.3333 249.1779 139.3499 139.5737
S2-E1 263.8332 263.9355 64.9777 65.1842
S2-E2 210.5173 210.5782 73.5188 73.7168
S2-W1 226.7572 226.6202 143.0901 143.3185
E1-E2 63.8323 63.8540 -144.3508 -144.1104
E1-W1 310.4502 310.5179 -160.6450 -160.3950
E2-W1 249.8246 249.8680 -164.7559 -164.5043
Header: used keywords
Key Value
HIERARCH OBS PROG ID S4C
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60901.263422884
PI-COI chowhan
HIERARCH OBS TARG NAME HD_185144
HIERARCH OBS RA 293.09
HIERARCH OBS DEC 69.66118
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 27.3956
HIERARCH ISS PBL12 END 27.386
HIERARCH ISS PBLA12 START 106.6707
HIERARCH ISS PBLA12 END 106.8582
HIERARCH ISS PBL13 START 284.8734
HIERARCH ISS PBL13 END 284.9735
HIERARCH ISS PBLA13 START 68.6451
HIERARCH ISS PBLA13 END 68.8477
HIERARCH ISS PBL14 START 233.9338
HIERARCH ISS PBL14 END 233.9887
HIERARCH ISS PBLA14 START 77.1907
HIERARCH ISS PBLA14 END 77.3855
HIERARCH ISS PBL15 START 249.3333
HIERARCH ISS PBL15 END 249.1779
HIERARCH ISS PBLA15 START 139.3499
HIERARCH ISS PBLA15 END 139.5737
HIERARCH ISS PBL23 START 263.8332
HIERARCH ISS PBL23 END 263.9355
HIERARCH ISS PBLA23 START 64.9777
HIERARCH ISS PBLA23 END 65.1842
HIERARCH ISS PBL24 START 210.5173
HIERARCH ISS PBL24 END 210.5782
HIERARCH ISS PBLA24 START 73.5188
HIERARCH ISS PBLA24 END 73.7168
HIERARCH ISS PBL25 START 226.7572
HIERARCH ISS PBL25 END 226.6202
HIERARCH ISS PBLA25 START 143.0901
HIERARCH ISS PBLA25 END 143.3185
HIERARCH ISS PBL34 START 63.8323
HIERARCH ISS PBL34 END 63.854
HIERARCH ISS PBLA34 START -144.3508
HIERARCH ISS PBLA34 END -144.1104
HIERARCH ISS PBL35 START 310.4502
HIERARCH ISS PBL35 END 310.5179
HIERARCH ISS PBLA35 START -160.645
HIERARCH ISS PBLA35 END -160.395
HIERARCH ISS PBL45 START 249.8246
HIERARCH ISS PBL45 END 249.868
HIERARCH ISS PBLA45 START -164.7559
HIERARCH ISS PBLA45 END -164.5043
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1