Exposure
ID
SPICA.2025-08-22T04-57-43_1
Header ID
SPICA.2025-08-22T04-57-43
Date updated
2025-08-22 04:56:38 UTC+0000
Release date
None
UTC Start
2025-08-22 04:56:38.285
UTC End
2025-08-22 04:57:38.285
MJD Start
60909.205998672
MJD End
60909.20669311643
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 25.8224 25.8363 97.5311 97.7277
S1-E1 271.2763 270.7959 57.2744 57.3997
S1-E2 220.9977 220.6758 66.1772 66.3338
S1-W1 219.3255 219.9029 135.7863 135.8993
S1-W2 158.8376 159.0621 110.0465 110.2339
S2-E1 252.1226 251.6556 53.4795 53.5901
S2-E2 199.3994 199.0772 62.3135 62.4574
S2-W1 199.6893 200.2291 140.3786 140.4733
S2-W2 133.7459 133.9557 112.4443 112.6276
E1-E2 63.0275 62.9450 -155.5889 -155.5880
E1-W1 313.0410 312.9582 -166.0865 -166.1160
E1-W2 216.0642 215.8424 -158.5529 -158.5630
E2-W1 251.3309 251.3362 -168.7053 -168.7387
E2-W2 153.1556 153.0172 -159.7722 -159.7864
W1-W2 102.8211 102.9739 -2.0786 -2.1087
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 60909.205998672
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 25.8224
HIERARCH ISS PBL12 END 25.8363
HIERARCH ISS PBLA12 START 97.5311
HIERARCH ISS PBLA12 END 97.7277
HIERARCH ISS PBL13 START 271.2763
HIERARCH ISS PBL13 END 270.7959
HIERARCH ISS PBLA13 START 57.2744
HIERARCH ISS PBLA13 END 57.3997
HIERARCH ISS PBL14 START 220.9977
HIERARCH ISS PBL14 END 220.6758
HIERARCH ISS PBLA14 START 66.1772
HIERARCH ISS PBLA14 END 66.3338
HIERARCH ISS PBL15 START 219.3255
HIERARCH ISS PBL15 END 219.9029
HIERARCH ISS PBLA15 START 135.7863
HIERARCH ISS PBLA15 END 135.8993
HIERARCH ISS PBL16 START 158.8376
HIERARCH ISS PBL16 END 159.0621
HIERARCH ISS PBLA16 START 110.0465
HIERARCH ISS PBLA16 END 110.2339
HIERARCH ISS PBL23 START 252.1226
HIERARCH ISS PBL23 END 251.6556
HIERARCH ISS PBLA23 START 53.4795
HIERARCH ISS PBLA23 END 53.5901
HIERARCH ISS PBL24 START 199.3994
HIERARCH ISS PBL24 END 199.0772
HIERARCH ISS PBLA24 START 62.3135
HIERARCH ISS PBLA24 END 62.4574
HIERARCH ISS PBL25 START 199.6893
HIERARCH ISS PBL25 END 200.2291
HIERARCH ISS PBLA25 START 140.3786
HIERARCH ISS PBLA25 END 140.4733
HIERARCH ISS PBL26 START 133.7459
HIERARCH ISS PBL26 END 133.9557
HIERARCH ISS PBLA26 START 112.4443
HIERARCH ISS PBLA26 END 112.6276
HIERARCH ISS PBL34 START 63.0275
HIERARCH ISS PBL34 END 62.945
HIERARCH ISS PBLA34 START -155.5889
HIERARCH ISS PBLA34 END -155.588
HIERARCH ISS PBL35 START 313.041
HIERARCH ISS PBL35 END 312.9582
HIERARCH ISS PBLA35 START -166.0865
HIERARCH ISS PBLA35 END -166.116
HIERARCH ISS PBL36 START 216.0642
HIERARCH ISS PBL36 END 215.8424
HIERARCH ISS PBLA36 START -158.5529
HIERARCH ISS PBLA36 END -158.563
HIERARCH ISS PBL45 START 251.3309
HIERARCH ISS PBL45 END 251.3362
HIERARCH ISS PBLA45 START -168.7053
HIERARCH ISS PBLA45 END -168.7387
HIERARCH ISS PBL46 START 153.1556
HIERARCH ISS PBL46 END 153.0172
HIERARCH ISS PBLA46 START -159.7722
HIERARCH ISS PBLA46 END -159.7864
HIERARCH ISS PBL56 START 102.8211
HIERARCH ISS PBL56 END 102.9739
HIERARCH ISS PBLA56 START -2.0786
HIERARCH ISS PBLA56 END -2.1087
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1