Exposure
ID
SPICA.2025-09-13T11-00-43_1
Header ID
SPICA.2025-09-13T11-00-43
Date updated
2025-09-13 10:59:38 UTC+0000
Release date
None
UTC Start
2025-09-13 10:59:38.313
UTC End
2025-09-13 11:00:38.313
MJD Start
60931.4580823317
MJD End
60931.45877677613
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
64138
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
47768
Name
HD_20677
RA
50.36066
DEC
43.32965
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 33.6488 33.6476 93.8115 93.9661
S1-E1 324.8468 324.9482 61.2966 61.4500
S1-E2 273.9872 274.0499 69.0930 69.2447
S1-W1 278.4944 278.4910 122.0477 122.2328
S1-W2 209.5909 209.5720 102.9987 103.1627
S2-E1 297.0235 297.1262 57.8055 57.9601
S2-E2 243.8278 243.8924 65.7848 65.9371
S2-W1 249.3583 249.3655 125.7081 125.8965
S2-W2 176.4555 176.4389 104.7434 104.9093
E1-E2 65.0547 65.0864 -153.5457 -153.3735
E1-W1 307.6985 307.9013 -170.8604 -170.6803
E1-W2 218.6033 218.7226 -158.3336 -158.1599
E2-W1 246.3538 246.5233 -175.3680 -175.1851
E2-W2 153.8714 153.9591 -160.3559 -160.1815
W1-W2 105.5482 105.6216 -17.5538 -17.3551
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 60931.4580823317
PI-COI spica
HIERARCH OBS TARG NAME HD_20677
HIERARCH OBS RA 50.36066
HIERARCH OBS DEC 43.32965
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 33.6488
HIERARCH ISS PBL12 END 33.6476
HIERARCH ISS PBLA12 START 93.8115
HIERARCH ISS PBLA12 END 93.9661
HIERARCH ISS PBL13 START 324.8468
HIERARCH ISS PBL13 END 324.9482
HIERARCH ISS PBLA13 START 61.2966
HIERARCH ISS PBLA13 END 61.45
HIERARCH ISS PBL14 START 273.9872
HIERARCH ISS PBL14 END 274.0499
HIERARCH ISS PBLA14 START 69.093
HIERARCH ISS PBLA14 END 69.2447
HIERARCH ISS PBL15 START 278.4944
HIERARCH ISS PBL15 END 278.491
HIERARCH ISS PBLA15 START 122.0477
HIERARCH ISS PBLA15 END 122.2328
HIERARCH ISS PBL16 START 209.5909
HIERARCH ISS PBL16 END 209.572
HIERARCH ISS PBLA16 START 102.9987
HIERARCH ISS PBLA16 END 103.1627
HIERARCH ISS PBL23 START 297.0235
HIERARCH ISS PBL23 END 297.1262
HIERARCH ISS PBLA23 START 57.8055
HIERARCH ISS PBLA23 END 57.9601
HIERARCH ISS PBL24 START 243.8278
HIERARCH ISS PBL24 END 243.8924
HIERARCH ISS PBLA24 START 65.7848
HIERARCH ISS PBLA24 END 65.9371
HIERARCH ISS PBL25 START 249.3583
HIERARCH ISS PBL25 END 249.3655
HIERARCH ISS PBLA25 START 125.7081
HIERARCH ISS PBLA25 END 125.8965
HIERARCH ISS PBL26 START 176.4555
HIERARCH ISS PBL26 END 176.4389
HIERARCH ISS PBLA26 START 104.7434
HIERARCH ISS PBLA26 END 104.9093
HIERARCH ISS PBL34 START 65.0547
HIERARCH ISS PBL34 END 65.0864
HIERARCH ISS PBLA34 START -153.5457
HIERARCH ISS PBLA34 END -153.3735
HIERARCH ISS PBL35 START 307.6985
HIERARCH ISS PBL35 END 307.9013
HIERARCH ISS PBLA35 START -170.8604
HIERARCH ISS PBLA35 END -170.6803
HIERARCH ISS PBL36 START 218.6033
HIERARCH ISS PBL36 END 218.7226
HIERARCH ISS PBLA36 START -158.3336
HIERARCH ISS PBLA36 END -158.1599
HIERARCH ISS PBL45 START 246.3538
HIERARCH ISS PBL45 END 246.5233
HIERARCH ISS PBLA45 START -175.368
HIERARCH ISS PBLA45 END -175.1851
HIERARCH ISS PBL46 START 153.8714
HIERARCH ISS PBL46 END 153.9591
HIERARCH ISS PBLA46 START -160.3559
HIERARCH ISS PBLA46 END -160.1815
HIERARCH ISS PBL56 START 105.5482
HIERARCH ISS PBL56 END 105.6216
HIERARCH ISS PBLA56 START -17.5538
HIERARCH ISS PBLA56 END -17.3551
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1