Exposure
ID
SPICA.2025-08-21T04-50-28_1
Header ID
SPICA.2025-08-21T04-50-28
Date updated
2025-08-21 04:49:22 UTC+0000
Release date
None
UTC Start
2025-08-21 04:49:22.893
UTC End
2025-08-21 04:50:22.893
MJD Start
60908.2009594089
MJD End
60908.201653853335
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
70053
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
51976
Name
HD_184915
RA
294.2227
DEC
-7.027477
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 25.6996 25.7098 95.4784 95.6785
S1-E1 276.2289 275.7516 56.0422 56.1565
S1-E2 224.3901 224.0574 64.6145 64.7611
S1-W1 213.2823 213.8721 134.5379 134.6651
S1-W2 156.6152 156.8219 108.0519 108.2493
S2-E1 256.8995 256.4420 52.3989 52.4985
S2-E2 202.7590 202.4322 60.8864 61.0196
S2-W1 194.0039 194.5617 139.3260 139.4339
S2-W2 131.6509 131.8473 110.4874 110.6816
E1-E2 63.8133 63.7427 -155.5680 -155.5724
E1-W1 313.5149 313.4995 -165.7650 -165.7975
E1-W2 218.1128 217.9341 -158.4228 -158.4374
E2-W1 250.9639 251.0243 -168.3451 -168.3811
E2-W2 154.4114 154.3039 -159.6022 -159.6206
W1-W2 101.1086 101.2848 -1.7677 -1.7978
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 60908.2009594089
PI-COI spica
HIERARCH OBS TARG NAME HD_184915
HIERARCH OBS RA 294.2227
HIERARCH OBS DEC -7.027477
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 25.6996
HIERARCH ISS PBL12 END 25.7098
HIERARCH ISS PBLA12 START 95.4784
HIERARCH ISS PBLA12 END 95.6785
HIERARCH ISS PBL13 START 276.2289
HIERARCH ISS PBL13 END 275.7516
HIERARCH ISS PBLA13 START 56.0422
HIERARCH ISS PBLA13 END 56.1565
HIERARCH ISS PBL14 START 224.3901
HIERARCH ISS PBL14 END 224.0574
HIERARCH ISS PBLA14 START 64.6145
HIERARCH ISS PBLA14 END 64.7611
HIERARCH ISS PBL15 START 213.2823
HIERARCH ISS PBL15 END 213.8721
HIERARCH ISS PBLA15 START 134.5379
HIERARCH ISS PBLA15 END 134.6651
HIERARCH ISS PBL16 START 156.6152
HIERARCH ISS PBL16 END 156.8219
HIERARCH ISS PBLA16 START 108.0519
HIERARCH ISS PBLA16 END 108.2493
HIERARCH ISS PBL23 START 256.8995
HIERARCH ISS PBL23 END 256.442
HIERARCH ISS PBLA23 START 52.3989
HIERARCH ISS PBLA23 END 52.4985
HIERARCH ISS PBL24 START 202.759
HIERARCH ISS PBL24 END 202.4322
HIERARCH ISS PBLA24 START 60.8864
HIERARCH ISS PBLA24 END 61.0196
HIERARCH ISS PBL25 START 194.0039
HIERARCH ISS PBL25 END 194.5617
HIERARCH ISS PBLA25 START 139.326
HIERARCH ISS PBLA25 END 139.4339
HIERARCH ISS PBL26 START 131.6509
HIERARCH ISS PBL26 END 131.8473
HIERARCH ISS PBLA26 START 110.4874
HIERARCH ISS PBLA26 END 110.6816
HIERARCH ISS PBL34 START 63.8133
HIERARCH ISS PBL34 END 63.7427
HIERARCH ISS PBLA34 START -155.568
HIERARCH ISS PBLA34 END -155.5724
HIERARCH ISS PBL35 START 313.5149
HIERARCH ISS PBL35 END 313.4995
HIERARCH ISS PBLA35 START -165.765
HIERARCH ISS PBLA35 END -165.7975
HIERARCH ISS PBL36 START 218.1128
HIERARCH ISS PBL36 END 217.9341
HIERARCH ISS PBLA36 START -158.4228
HIERARCH ISS PBLA36 END -158.4374
HIERARCH ISS PBL45 START 250.9639
HIERARCH ISS PBL45 END 251.0243
HIERARCH ISS PBLA45 START -168.3451
HIERARCH ISS PBLA45 END -168.3811
HIERARCH ISS PBL46 START 154.4114
HIERARCH ISS PBL46 END 154.3039
HIERARCH ISS PBLA46 START -159.6022
HIERARCH ISS PBLA46 END -159.6206
HIERARCH ISS PBL56 START 101.1086
HIERARCH ISS PBL56 END 101.2848
HIERARCH ISS PBLA56 START -1.7677
HIERARCH ISS PBLA56 END -1.7978
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1