Exposure
ID
SPICA.2025-08-17T12-14-10_1
Header ID
SPICA.2025-08-17T12-14-10
Date updated
2025-08-17 12:13:05 UTC+0000
Release date
None
UTC Start
2025-08-17 12:13:05.493
UTC End
2025-08-17 12:14:05.493
MJD Start
60904.5090913504
MJD End
60904.509785794835
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
70046
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
51970
Name
HD_18331
RA
44.15593
DEC
-3.712319
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 26.8736 26.8795 93.3501 93.5432
S1-E1 288.8552 288.4305 56.0869 56.1950
S1-E2 235.7117 235.4061 64.2173 64.3541
S1-W1 215.2520 215.8030 131.3082 131.4568
S1-W2 162.4469 162.6156 105.2934 105.4919
S2-E1 267.9620 267.5597 52.6057 52.7009
S2-E2 212.6406 212.3449 60.6898 60.8147
S2-W1 194.7660 195.2964 136.1766 136.3083
S2-W2 136.2687 136.4321 107.6324 107.8296
E1-E2 64.7527 64.7003 -154.8980 -154.8938
E1-W1 313.1290 313.1980 -165.5710 -165.5918
E1-W2 220.2558 220.1385 -157.8560 -157.8611
E2-W1 249.7845 249.9109 -168.3228 -168.3464
E2-W2 155.6252 155.5610 -159.0863 -159.0948
W1-W2 99.3681 99.5657 -2.8822 -2.8941
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 60904.5090913504
PI-COI spica
HIERARCH OBS TARG NAME HD_18331
HIERARCH OBS RA 44.15593
HIERARCH OBS DEC -3.712319
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 26.8736
HIERARCH ISS PBL12 END 26.8795
HIERARCH ISS PBLA12 START 93.3501
HIERARCH ISS PBLA12 END 93.5432
HIERARCH ISS PBL13 START 288.8552
HIERARCH ISS PBL13 END 288.4305
HIERARCH ISS PBLA13 START 56.0869
HIERARCH ISS PBLA13 END 56.195
HIERARCH ISS PBL14 START 235.7117
HIERARCH ISS PBL14 END 235.4061
HIERARCH ISS PBLA14 START 64.2173
HIERARCH ISS PBLA14 END 64.3541
HIERARCH ISS PBL15 START 215.252
HIERARCH ISS PBL15 END 215.803
HIERARCH ISS PBLA15 START 131.3082
HIERARCH ISS PBLA15 END 131.4568
HIERARCH ISS PBL16 START 162.4469
HIERARCH ISS PBL16 END 162.6156
HIERARCH ISS PBLA16 START 105.2934
HIERARCH ISS PBLA16 END 105.4919
HIERARCH ISS PBL23 START 267.962
HIERARCH ISS PBL23 END 267.5597
HIERARCH ISS PBLA23 START 52.6057
HIERARCH ISS PBLA23 END 52.7009
HIERARCH ISS PBL24 START 212.6406
HIERARCH ISS PBL24 END 212.3449
HIERARCH ISS PBLA24 START 60.6898
HIERARCH ISS PBLA24 END 60.8147
HIERARCH ISS PBL25 START 194.766
HIERARCH ISS PBL25 END 195.2964
HIERARCH ISS PBLA25 START 136.1766
HIERARCH ISS PBLA25 END 136.3083
HIERARCH ISS PBL26 START 136.2687
HIERARCH ISS PBL26 END 136.4321
HIERARCH ISS PBLA26 START 107.6324
HIERARCH ISS PBLA26 END 107.8296
HIERARCH ISS PBL34 START 64.7527
HIERARCH ISS PBL34 END 64.7003
HIERARCH ISS PBLA34 START -154.898
HIERARCH ISS PBLA34 END -154.8938
HIERARCH ISS PBL35 START 313.129
HIERARCH ISS PBL35 END 313.198
HIERARCH ISS PBLA35 START -165.571
HIERARCH ISS PBLA35 END -165.5918
HIERARCH ISS PBL36 START 220.2558
HIERARCH ISS PBL36 END 220.1385
HIERARCH ISS PBLA36 START -157.856
HIERARCH ISS PBLA36 END -157.8611
HIERARCH ISS PBL45 START 249.7845
HIERARCH ISS PBL45 END 249.9109
HIERARCH ISS PBLA45 START -168.3228
HIERARCH ISS PBLA45 END -168.3464
HIERARCH ISS PBL46 START 155.6252
HIERARCH ISS PBL46 END 155.561
HIERARCH ISS PBLA46 START -159.0863
HIERARCH ISS PBLA46 END -159.0948
HIERARCH ISS PBL56 START 99.3681
HIERARCH ISS PBL56 END 99.5657
HIERARCH ISS PBLA56 START -2.8822
HIERARCH ISS PBLA56 END -2.8941
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1