Exposure
ID
SPICA.2025-10-07T10-34-03_1
Header ID
SPICA.2025-10-07T10-34-03
Date updated
2025-10-07 10:32:57 UTC+0000
Release date
None
UTC Start
2025-10-07 10:32:57.981
UTC End
2025-10-07 10:33:57.981
MJD Start
60955.4395599612
MJD End
60955.440254405636
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
70856
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
52570
Name
HD_20809
RA
50.80498
DEC
49.21327
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 32.6565 32.6495 103.4215 103.5754
S1-E1 324.0695 324.1360 70.7699 70.9415
S1-E2 271.5718 271.6105 78.4424 78.6077
S1-W1 272.4846 272.3613 133.4570 133.6351
S1-W2 203.1352 203.0654 113.2146 113.3743
S2-E1 297.0967 297.1628 67.3700 67.5447
S2-E2 242.3626 242.4043 75.1805 75.3484
S2-W1 244.7598 244.6503 137.2862 137.4681
S2-W2 171.0448 170.9826 115.0756 115.2366
E1-E2 65.8166 65.8232 -142.6584 -142.4574
E1-W1 313.4206 313.4429 -159.8059 -159.6019
E1-W2 221.6515 221.6735 -147.4368 -147.2351
E2-W1 251.2800 251.2948 -164.2349 -164.0304
E2-W2 156.1600 156.1752 -149.4489 -149.2468
W1-W2 107.9194 107.9171 -5.9066 -5.7014
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 60955.4395599612
PI-COI spica
HIERARCH OBS TARG NAME HD_20809
HIERARCH OBS RA 50.80498
HIERARCH OBS DEC 49.21327
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 32.6565
HIERARCH ISS PBL12 END 32.6495
HIERARCH ISS PBLA12 START 103.4215
HIERARCH ISS PBLA12 END 103.5754
HIERARCH ISS PBL13 START 324.0695
HIERARCH ISS PBL13 END 324.136
HIERARCH ISS PBLA13 START 70.7699
HIERARCH ISS PBLA13 END 70.9415
HIERARCH ISS PBL14 START 271.5718
HIERARCH ISS PBL14 END 271.6105
HIERARCH ISS PBLA14 START 78.4424
HIERARCH ISS PBLA14 END 78.6077
HIERARCH ISS PBL15 START 272.4846
HIERARCH ISS PBL15 END 272.3613
HIERARCH ISS PBLA15 START 133.457
HIERARCH ISS PBLA15 END 133.6351
HIERARCH ISS PBL16 START 203.1352
HIERARCH ISS PBL16 END 203.0654
HIERARCH ISS PBLA16 START 113.2146
HIERARCH ISS PBLA16 END 113.3743
HIERARCH ISS PBL23 START 297.0967
HIERARCH ISS PBL23 END 297.1628
HIERARCH ISS PBLA23 START 67.37
HIERARCH ISS PBLA23 END 67.5447
HIERARCH ISS PBL24 START 242.3626
HIERARCH ISS PBL24 END 242.4043
HIERARCH ISS PBLA24 START 75.1805
HIERARCH ISS PBLA24 END 75.3484
HIERARCH ISS PBL25 START 244.7598
HIERARCH ISS PBL25 END 244.6503
HIERARCH ISS PBLA25 START 137.2862
HIERARCH ISS PBLA25 END 137.4681
HIERARCH ISS PBL26 START 171.0448
HIERARCH ISS PBL26 END 170.9826
HIERARCH ISS PBLA26 START 115.0756
HIERARCH ISS PBLA26 END 115.2366
HIERARCH ISS PBL34 START 65.8166
HIERARCH ISS PBL34 END 65.8232
HIERARCH ISS PBLA34 START -142.6584
HIERARCH ISS PBLA34 END -142.4574
HIERARCH ISS PBL35 START 313.4206
HIERARCH ISS PBL35 END 313.4429
HIERARCH ISS PBLA35 START -159.8059
HIERARCH ISS PBLA35 END -159.6019
HIERARCH ISS PBL36 START 221.6515
HIERARCH ISS PBL36 END 221.6735
HIERARCH ISS PBLA36 START -147.4368
HIERARCH ISS PBLA36 END -147.2351
HIERARCH ISS PBL45 START 251.28
HIERARCH ISS PBL45 END 251.2948
HIERARCH ISS PBLA45 START -164.2349
HIERARCH ISS PBLA45 END -164.0304
HIERARCH ISS PBL46 START 156.16
HIERARCH ISS PBL46 END 156.1752
HIERARCH ISS PBLA46 START -149.4489
HIERARCH ISS PBLA46 END -149.2468
HIERARCH ISS PBL56 START 107.9194
HIERARCH ISS PBL56 END 107.9171
HIERARCH ISS PBLA56 START -5.9066
HIERARCH ISS PBLA56 END -5.7014
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1