Exposure
ID
SPICA.2025-10-06T13-03-10_1
Header ID
SPICA.2025-10-06T13-03-10
Date updated
2025-10-06 13:02:05 UTC+0000
Release date
None
UTC Start
2025-10-06 13:02:05.463
UTC End
2025-10-06 13:03:05.463
MJD Start
60954.5431187871
MJD End
60954.54381323153
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
70812
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
52542
Name
HD_52918
RA
105.7282
DEC
-4.239233
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 26.6799 26.6859 93.3698 93.5643
S1-E1 287.6299 287.1978 55.9188 56.0263
S1-E2 234.4793 234.1682 64.0676 64.2045
S1-W1 214.0158 214.5742 131.5931 131.7408
S1-W2 161.2428 161.4144 105.4054 105.6050
S2-E1 266.9429 266.5336 52.4345 52.5289
S2-E2 211.6163 211.3153 60.5300 60.6546
S2-W1 193.7604 194.2974 136.4804 136.6106
S2-W2 135.2639 135.4301 107.7626 107.9608
E1-E2 64.7063 64.6528 -154.9883 -154.9863
E1-W1 313.1628 313.2285 -165.5453 -165.5684
E1-W2 220.1661 220.0456 -157.9150 -157.9223
E2-W1 249.8332 249.9574 -168.2651 -168.2911
E2-W2 155.5793 155.5129 -159.1318 -159.1426
W1-W2 99.3447 99.5425 -2.6587 -2.6735
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 60954.5431187871
PI-COI spica
HIERARCH OBS TARG NAME HD_52918
HIERARCH OBS RA 105.7282
HIERARCH OBS DEC -4.239233
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 26.6799
HIERARCH ISS PBL12 END 26.6859
HIERARCH ISS PBLA12 START 93.3698
HIERARCH ISS PBLA12 END 93.5643
HIERARCH ISS PBL13 START 287.6299
HIERARCH ISS PBL13 END 287.1978
HIERARCH ISS PBLA13 START 55.9188
HIERARCH ISS PBLA13 END 56.0263
HIERARCH ISS PBL14 START 234.4793
HIERARCH ISS PBL14 END 234.1682
HIERARCH ISS PBLA14 START 64.0676
HIERARCH ISS PBLA14 END 64.2045
HIERARCH ISS PBL15 START 214.0158
HIERARCH ISS PBL15 END 214.5742
HIERARCH ISS PBLA15 START 131.5931
HIERARCH ISS PBLA15 END 131.7408
HIERARCH ISS PBL16 START 161.2428
HIERARCH ISS PBL16 END 161.4144
HIERARCH ISS PBLA16 START 105.4054
HIERARCH ISS PBLA16 END 105.605
HIERARCH ISS PBL23 START 266.9429
HIERARCH ISS PBL23 END 266.5336
HIERARCH ISS PBLA23 START 52.4345
HIERARCH ISS PBLA23 END 52.5289
HIERARCH ISS PBL24 START 211.6163
HIERARCH ISS PBL24 END 211.3153
HIERARCH ISS PBLA24 START 60.53
HIERARCH ISS PBLA24 END 60.6546
HIERARCH ISS PBL25 START 193.7604
HIERARCH ISS PBL25 END 194.2974
HIERARCH ISS PBLA25 START 136.4804
HIERARCH ISS PBLA25 END 136.6106
HIERARCH ISS PBL26 START 135.2639
HIERARCH ISS PBL26 END 135.4301
HIERARCH ISS PBLA26 START 107.7626
HIERARCH ISS PBLA26 END 107.9608
HIERARCH ISS PBL34 START 64.7063
HIERARCH ISS PBL34 END 64.6528
HIERARCH ISS PBLA34 START -154.9883
HIERARCH ISS PBLA34 END -154.9863
HIERARCH ISS PBL35 START 313.1628
HIERARCH ISS PBL35 END 313.2285
HIERARCH ISS PBLA35 START -165.5453
HIERARCH ISS PBLA35 END -165.5684
HIERARCH ISS PBL36 START 220.1661
HIERARCH ISS PBL36 END 220.0456
HIERARCH ISS PBLA36 START -157.915
HIERARCH ISS PBLA36 END -157.9223
HIERARCH ISS PBL45 START 249.8332
HIERARCH ISS PBL45 END 249.9574
HIERARCH ISS PBLA45 START -168.2651
HIERARCH ISS PBLA45 END -168.2911
HIERARCH ISS PBL46 START 155.5793
HIERARCH ISS PBL46 END 155.5129
HIERARCH ISS PBLA46 START -159.1318
HIERARCH ISS PBLA46 END -159.1426
HIERARCH ISS PBL56 START 99.3447
HIERARCH ISS PBL56 END 99.5425
HIERARCH ISS PBLA56 START -2.6587
HIERARCH ISS PBLA56 END -2.6735
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1