Exposure
ID
SPICA.2025-10-07T10-28-32_1
Header ID
SPICA.2025-10-07T10-28-32
Date updated
2025-10-07 10:27:27 UTC+0000
Release date
None
UTC Start
2025-10-07 10:27:27.319
UTC End
2025-10-07 10:28:27.319
MJD Start
60955.4357328565
MJD End
60955.436427300934
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 32.6909 32.6843 102.6361 102.7906
S1-E1 323.7167 323.7879 69.8985 70.0694
S1-E2 271.3647 271.4068 77.6024 77.7672
S1-W1 273.0873 272.9722 132.5467 132.7259
S1-W2 203.4792 203.4132 112.3992 112.5596
S2-E1 296.7456 296.8164 66.4831 66.6569
S2-E2 242.1403 242.1853 74.3274 74.4947
S2-W1 245.2929 245.1914 136.3572 136.5401
S2-W2 171.3514 171.2926 114.2531 114.4150
E1-E2 65.7761 65.7849 -143.6779 -143.4782
E1-W1 313.2654 313.3014 -160.8417 -160.6386
E1-W2 221.5150 221.5451 -148.4608 -148.2601
E2-W1 251.1698 251.1961 -165.2740 -165.0702
E2-W2 156.0644 156.0855 -150.4746 -150.2736
W1-W2 107.9157 107.9185 -6.9529 -6.7473
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 60955.4357328565
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 32.6909
HIERARCH ISS PBL12 END 32.6843
HIERARCH ISS PBLA12 START 102.6361
HIERARCH ISS PBLA12 END 102.7906
HIERARCH ISS PBL13 START 323.7167
HIERARCH ISS PBL13 END 323.7879
HIERARCH ISS PBLA13 START 69.8985
HIERARCH ISS PBLA13 END 70.0694
HIERARCH ISS PBL14 START 271.3647
HIERARCH ISS PBL14 END 271.4068
HIERARCH ISS PBLA14 START 77.6024
HIERARCH ISS PBLA14 END 77.7672
HIERARCH ISS PBL15 START 273.0873
HIERARCH ISS PBL15 END 272.9722
HIERARCH ISS PBLA15 START 132.5467
HIERARCH ISS PBLA15 END 132.7259
HIERARCH ISS PBL16 START 203.4792
HIERARCH ISS PBL16 END 203.4132
HIERARCH ISS PBLA16 START 112.3992
HIERARCH ISS PBLA16 END 112.5596
HIERARCH ISS PBL23 START 296.7456
HIERARCH ISS PBL23 END 296.8164
HIERARCH ISS PBLA23 START 66.4831
HIERARCH ISS PBLA23 END 66.6569
HIERARCH ISS PBL24 START 242.1403
HIERARCH ISS PBL24 END 242.1853
HIERARCH ISS PBLA24 START 74.3274
HIERARCH ISS PBLA24 END 74.4947
HIERARCH ISS PBL25 START 245.2929
HIERARCH ISS PBL25 END 245.1914
HIERARCH ISS PBLA25 START 136.3572
HIERARCH ISS PBLA25 END 136.5401
HIERARCH ISS PBL26 START 171.3514
HIERARCH ISS PBL26 END 171.2926
HIERARCH ISS PBLA26 START 114.2531
HIERARCH ISS PBLA26 END 114.415
HIERARCH ISS PBL34 START 65.7761
HIERARCH ISS PBL34 END 65.7849
HIERARCH ISS PBLA34 START -143.6779
HIERARCH ISS PBLA34 END -143.4782
HIERARCH ISS PBL35 START 313.2654
HIERARCH ISS PBL35 END 313.3014
HIERARCH ISS PBLA35 START -160.8417
HIERARCH ISS PBLA35 END -160.6386
HIERARCH ISS PBL36 START 221.515
HIERARCH ISS PBL36 END 221.5451
HIERARCH ISS PBLA36 START -148.4608
HIERARCH ISS PBLA36 END -148.2601
HIERARCH ISS PBL45 START 251.1698
HIERARCH ISS PBL45 END 251.1961
HIERARCH ISS PBLA45 START -165.274
HIERARCH ISS PBLA45 END -165.0702
HIERARCH ISS PBL46 START 156.0644
HIERARCH ISS PBL46 END 156.0855
HIERARCH ISS PBLA46 START -150.4746
HIERARCH ISS PBLA46 END -150.2736
HIERARCH ISS PBL56 START 107.9157
HIERARCH ISS PBL56 END 107.9185
HIERARCH ISS PBLA56 START -6.9529
HIERARCH ISS PBLA56 END -6.7473
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1