Exposure
ID
SPICA.2025-10-05T11-38-10_1
Header ID
SPICA.2025-10-05T11-38-10
Date updated
2025-10-05 11:37:04 UTC+0000
Release date
None
UTC Start
2025-10-05 11:37:04.842
UTC End
2025-10-05 11:38:04.842
MJD Start
60953.4840838199
MJD End
60953.484778264334
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
70767
Category
science
Program ID
S03/S05
Program Title
TBD
Program Type
Normal
PI / COI
vrard/ebrahimkutty
Target
ID
52238
Name
HD_31539
RA
74.34309
DEC
17.15368
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 32.7108 32.7169 98.0448 98.1997
S1-E1 318.8570 318.6876 64.7051 64.8497
S1-E2 267.8268 267.7225 72.6281 72.7797
S1-W1 265.4925 265.7305 128.8370 128.9806
S1-W2 201.6488 201.7351 107.8804 108.0361
S2-E1 292.0834 291.9129 61.1762 61.3172
S2-E2 238.6953 238.5868 69.2561 69.4052
S2-W1 237.9829 238.2115 132.8719 133.0111
S2-W2 169.5109 169.5913 109.7694 109.9247
E1-E2 65.0729 65.0323 -149.8592 -149.7584
E1-W1 313.5072 313.4891 -164.9352 -164.8543
E1-W2 220.3474 220.2416 -154.0630 -153.9696
E2-W1 251.2448 251.2725 -168.7979 -168.7192
E2-W2 155.5227 155.4583 -155.8206 -155.7299
W1-W2 105.6347 105.7326 -8.1043 -8.0168
Header: used keywords
Key Value
HIERARCH OBS PROG ID S03/S05
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60953.4840838199
PI-COI vrard/ebrahimkutty
HIERARCH OBS TARG NAME HD_31539
HIERARCH OBS RA 74.34309
HIERARCH OBS DEC 17.15368
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 32.7108
HIERARCH ISS PBL12 END 32.7169
HIERARCH ISS PBLA12 START 98.0448
HIERARCH ISS PBLA12 END 98.1997
HIERARCH ISS PBL13 START 318.857
HIERARCH ISS PBL13 END 318.6876
HIERARCH ISS PBLA13 START 64.7051
HIERARCH ISS PBLA13 END 64.8497
HIERARCH ISS PBL14 START 267.8268
HIERARCH ISS PBL14 END 267.7225
HIERARCH ISS PBLA14 START 72.6281
HIERARCH ISS PBLA14 END 72.7797
HIERARCH ISS PBL15 START 265.4925
HIERARCH ISS PBL15 END 265.7305
HIERARCH ISS PBLA15 START 128.837
HIERARCH ISS PBLA15 END 128.9806
HIERARCH ISS PBL16 START 201.6488
HIERARCH ISS PBL16 END 201.7351
HIERARCH ISS PBLA16 START 107.8804
HIERARCH ISS PBLA16 END 108.0361
HIERARCH ISS PBL23 START 292.0834
HIERARCH ISS PBL23 END 291.9129
HIERARCH ISS PBLA23 START 61.1762
HIERARCH ISS PBLA23 END 61.3172
HIERARCH ISS PBL24 START 238.6953
HIERARCH ISS PBL24 END 238.5868
HIERARCH ISS PBLA24 START 69.2561
HIERARCH ISS PBLA24 END 69.4052
HIERARCH ISS PBL25 START 237.9829
HIERARCH ISS PBL25 END 238.2115
HIERARCH ISS PBLA25 START 132.8719
HIERARCH ISS PBLA25 END 133.0111
HIERARCH ISS PBL26 START 169.5109
HIERARCH ISS PBL26 END 169.5913
HIERARCH ISS PBLA26 START 109.7694
HIERARCH ISS PBLA26 END 109.9247
HIERARCH ISS PBL34 START 65.0729
HIERARCH ISS PBL34 END 65.0323
HIERARCH ISS PBLA34 START -149.8592
HIERARCH ISS PBLA34 END -149.7584
HIERARCH ISS PBL35 START 313.5072
HIERARCH ISS PBL35 END 313.4891
HIERARCH ISS PBLA35 START -164.9352
HIERARCH ISS PBLA35 END -164.8543
HIERARCH ISS PBL36 START 220.3474
HIERARCH ISS PBL36 END 220.2416
HIERARCH ISS PBLA36 START -154.063
HIERARCH ISS PBLA36 END -153.9696
HIERARCH ISS PBL45 START 251.2448
HIERARCH ISS PBL45 END 251.2725
HIERARCH ISS PBLA45 START -168.7979
HIERARCH ISS PBLA45 END -168.7192
HIERARCH ISS PBL46 START 155.5227
HIERARCH ISS PBL46 END 155.4583
HIERARCH ISS PBLA46 START -155.8206
HIERARCH ISS PBLA46 END -155.7299
HIERARCH ISS PBL56 START 105.6347
HIERARCH ISS PBL56 END 105.7326
HIERARCH ISS PBLA56 START -8.1043
HIERARCH ISS PBLA56 END -8.0168
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1