Exposure
ID
SPICA.2025-08-21T04-44-57_1
Header ID
SPICA.2025-08-21T04-44-57
Date updated
2025-08-21 04:43:52 UTC+0000
Release date
None
UTC Start
2025-08-21 04:43:52.358
UTC End
2025-08-21 04:44:52.358
MJD Start
60908.197133778
MJD End
60908.19782822243
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 25.6531 25.6615 94.4556 94.6571
S1-E1 278.6503 278.1758 55.4765 55.5855
S1-E2 226.0971 225.7601 63.8833 64.0250
S1-W1 210.2659 210.8603 133.8677 134.0024
S1-W2 155.5919 155.7890 107.0327 107.2348
S2-E1 259.2110 258.7593 51.9073 52.0018
S2-E2 204.4269 204.0988 60.2239 60.3519
S2-W1 191.1415 191.7068 138.7558 138.8706
S2-W2 130.6737 130.8627 109.4827 109.6822
E1-E2 64.1543 64.0897 -155.5379 -155.5448
E1-W1 313.4926 313.5103 -165.5950 -165.6291
E1-W2 218.9573 218.8000 -158.3416 -158.3585
E2-W1 250.5746 250.6620 -168.1576 -168.1950
E2-W2 154.9116 154.8195 -159.5024 -159.5228
W1-W2 100.1775 100.3650 -1.6144 -1.6445
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 60908.197133778
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 25.6531
HIERARCH ISS PBL12 END 25.6615
HIERARCH ISS PBLA12 START 94.4556
HIERARCH ISS PBLA12 END 94.6571
HIERARCH ISS PBL13 START 278.6503
HIERARCH ISS PBL13 END 278.1758
HIERARCH ISS PBLA13 START 55.4765
HIERARCH ISS PBLA13 END 55.5855
HIERARCH ISS PBL14 START 226.0971
HIERARCH ISS PBL14 END 225.7601
HIERARCH ISS PBLA14 START 63.8833
HIERARCH ISS PBLA14 END 64.025
HIERARCH ISS PBL15 START 210.2659
HIERARCH ISS PBL15 END 210.8603
HIERARCH ISS PBLA15 START 133.8677
HIERARCH ISS PBLA15 END 134.0024
HIERARCH ISS PBL16 START 155.5919
HIERARCH ISS PBL16 END 155.789
HIERARCH ISS PBLA16 START 107.0327
HIERARCH ISS PBLA16 END 107.2348
HIERARCH ISS PBL23 START 259.211
HIERARCH ISS PBL23 END 258.7593
HIERARCH ISS PBLA23 START 51.9073
HIERARCH ISS PBLA23 END 52.0018
HIERARCH ISS PBL24 START 204.4269
HIERARCH ISS PBL24 END 204.0988
HIERARCH ISS PBLA24 START 60.2239
HIERARCH ISS PBLA24 END 60.3519
HIERARCH ISS PBL25 START 191.1415
HIERARCH ISS PBL25 END 191.7068
HIERARCH ISS PBLA25 START 138.7558
HIERARCH ISS PBLA25 END 138.8706
HIERARCH ISS PBL26 START 130.6737
HIERARCH ISS PBL26 END 130.8627
HIERARCH ISS PBLA26 START 109.4827
HIERARCH ISS PBLA26 END 109.6822
HIERARCH ISS PBL34 START 64.1543
HIERARCH ISS PBL34 END 64.0897
HIERARCH ISS PBLA34 START -155.5379
HIERARCH ISS PBLA34 END -155.5448
HIERARCH ISS PBL35 START 313.4926
HIERARCH ISS PBL35 END 313.5103
HIERARCH ISS PBLA35 START -165.595
HIERARCH ISS PBLA35 END -165.6291
HIERARCH ISS PBL36 START 218.9573
HIERARCH ISS PBL36 END 218.8
HIERARCH ISS PBLA36 START -158.3416
HIERARCH ISS PBLA36 END -158.3585
HIERARCH ISS PBL45 START 250.5746
HIERARCH ISS PBL45 END 250.662
HIERARCH ISS PBLA45 START -168.1576
HIERARCH ISS PBLA45 END -168.195
HIERARCH ISS PBL46 START 154.9116
HIERARCH ISS PBL46 END 154.8195
HIERARCH ISS PBLA46 START -159.5024
HIERARCH ISS PBLA46 END -159.5228
HIERARCH ISS PBL56 START 100.1775
HIERARCH ISS PBL56 END 100.365
HIERARCH ISS PBLA56 START -1.6144
HIERARCH ISS PBLA56 END -1.6445
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1