Exposure
ID
SPICA.2025-08-14T11-59-57_1
Header ID
SPICA.2025-08-14T11-59-57
Date updated
2025-08-14 11:58:52 UTC+0000
Release date
None
UTC Start
2025-08-14 11:58:52.199
UTC End
2025-08-14 11:59:52.199
MJD Start
60901.4992152714
MJD End
60901.49990971583
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
70004
Category
science
Program ID
S05
Program Title
TBD
Program Type
Normal
PI / COI
ebrahimkutty
Target
ID
51937
Name
HD_12339
RA
31.38145
DEC
76.11506
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 25.3535 25.3498 98.2763 98.4818
S1-E1 260.6110 260.7388 56.3516 56.5726
S1-E2 212.7415 212.8251 65.7912 66.0042
S1-W1 245.2894 245.1918 130.5022 130.7390
S2-E1 242.3402 242.4653 52.3433 52.5682
S2-E2 191.8389 191.9233 61.7208 61.9372
S2-W1 224.2495 224.1632 133.9587 134.1992
E1-E2 61.5871 61.6117 -158.1571 -157.9030
E1-W1 305.2340 305.3148 -174.2779 -174.0160
E2-W1 246.6621 246.7167 -178.2532 -177.9902
Header: used keywords
Key Value
HIERARCH OBS PROG ID S05
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60901.4992152714
PI-COI ebrahimkutty
HIERARCH OBS TARG NAME HD_12339
HIERARCH OBS RA 31.38145
HIERARCH OBS DEC 76.11506
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 25.3535
HIERARCH ISS PBL12 END 25.3498
HIERARCH ISS PBLA12 START 98.2763
HIERARCH ISS PBLA12 END 98.4818
HIERARCH ISS PBL13 START 260.611
HIERARCH ISS PBL13 END 260.7388
HIERARCH ISS PBLA13 START 56.3516
HIERARCH ISS PBLA13 END 56.5726
HIERARCH ISS PBL14 START 212.7415
HIERARCH ISS PBL14 END 212.8251
HIERARCH ISS PBLA14 START 65.7912
HIERARCH ISS PBLA14 END 66.0042
HIERARCH ISS PBL15 START 245.2894
HIERARCH ISS PBL15 END 245.1918
HIERARCH ISS PBLA15 START 130.5022
HIERARCH ISS PBLA15 END 130.739
HIERARCH ISS PBL23 START 242.3402
HIERARCH ISS PBL23 END 242.4653
HIERARCH ISS PBLA23 START 52.3433
HIERARCH ISS PBLA23 END 52.5682
HIERARCH ISS PBL24 START 191.8389
HIERARCH ISS PBL24 END 191.9233
HIERARCH ISS PBLA24 START 61.7208
HIERARCH ISS PBLA24 END 61.9372
HIERARCH ISS PBL25 START 224.2495
HIERARCH ISS PBL25 END 224.1632
HIERARCH ISS PBLA25 START 133.9587
HIERARCH ISS PBLA25 END 134.1992
HIERARCH ISS PBL34 START 61.5871
HIERARCH ISS PBL34 END 61.6117
HIERARCH ISS PBLA34 START -158.1571
HIERARCH ISS PBLA34 END -157.903
HIERARCH ISS PBL35 START 305.234
HIERARCH ISS PBL35 END 305.3148
HIERARCH ISS PBLA35 START -174.2779
HIERARCH ISS PBLA35 END -174.016
HIERARCH ISS PBL45 START 246.6621
HIERARCH ISS PBL45 END 246.7167
HIERARCH ISS PBLA45 START -178.2532
HIERARCH ISS PBLA45 END -177.9902
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1