Exposure
ID
SPICA.2025-10-07T10-27-26_1
Header ID
SPICA.2025-10-07T10-27-26
Date updated
2025-10-07 10:26:21 UTC+0000
Release date
None
UTC Start
2025-10-07 10:26:21.208
UTC End
2025-10-07 10:27:21.208
MJD Start
60955.4349676874
MJD End
60955.43566213183
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 32.6975 32.6910 102.4788 102.6333
S1-E1 323.6432 323.7153 69.7247 69.8954
S1-E2 271.3213 271.3640 77.4348 77.5994
S1-W1 273.2028 273.0894 132.3640 132.5434
S1-W2 203.5457 203.4804 112.2356 112.3962
S2-E1 296.6725 296.7443 66.3062 66.4799
S2-E2 242.0939 242.1395 74.1572 74.3244
S2-W1 245.3947 245.2948 136.1708 136.3539
S2-W2 171.4107 171.3525 114.0881 114.2501
E1-E2 65.7667 65.7759 -143.8811 -143.6816
E1-W1 313.2259 313.2647 -161.0484 -160.8454
E1-W2 221.4828 221.5144 -148.6648 -148.4644
E2-W1 251.1407 251.1693 -165.4815 -165.2778
E2-W2 156.0416 156.0640 -150.6791 -150.4783
W1-W2 107.9117 107.9156 -7.1623 -6.9566
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 60955.4349676874
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 32.6975
HIERARCH ISS PBL12 END 32.691
HIERARCH ISS PBLA12 START 102.4788
HIERARCH ISS PBLA12 END 102.6333
HIERARCH ISS PBL13 START 323.6432
HIERARCH ISS PBL13 END 323.7153
HIERARCH ISS PBLA13 START 69.7247
HIERARCH ISS PBLA13 END 69.8954
HIERARCH ISS PBL14 START 271.3213
HIERARCH ISS PBL14 END 271.364
HIERARCH ISS PBLA14 START 77.4348
HIERARCH ISS PBLA14 END 77.5994
HIERARCH ISS PBL15 START 273.2028
HIERARCH ISS PBL15 END 273.0894
HIERARCH ISS PBLA15 START 132.364
HIERARCH ISS PBLA15 END 132.5434
HIERARCH ISS PBL16 START 203.5457
HIERARCH ISS PBL16 END 203.4804
HIERARCH ISS PBLA16 START 112.2356
HIERARCH ISS PBLA16 END 112.3962
HIERARCH ISS PBL23 START 296.6725
HIERARCH ISS PBL23 END 296.7443
HIERARCH ISS PBLA23 START 66.3062
HIERARCH ISS PBLA23 END 66.4799
HIERARCH ISS PBL24 START 242.0939
HIERARCH ISS PBL24 END 242.1395
HIERARCH ISS PBLA24 START 74.1572
HIERARCH ISS PBLA24 END 74.3244
HIERARCH ISS PBL25 START 245.3947
HIERARCH ISS PBL25 END 245.2948
HIERARCH ISS PBLA25 START 136.1708
HIERARCH ISS PBLA25 END 136.3539
HIERARCH ISS PBL26 START 171.4107
HIERARCH ISS PBL26 END 171.3525
HIERARCH ISS PBLA26 START 114.0881
HIERARCH ISS PBLA26 END 114.2501
HIERARCH ISS PBL34 START 65.7667
HIERARCH ISS PBL34 END 65.7759
HIERARCH ISS PBLA34 START -143.8811
HIERARCH ISS PBLA34 END -143.6816
HIERARCH ISS PBL35 START 313.2259
HIERARCH ISS PBL35 END 313.2647
HIERARCH ISS PBLA35 START -161.0484
HIERARCH ISS PBLA35 END -160.8454
HIERARCH ISS PBL36 START 221.4828
HIERARCH ISS PBL36 END 221.5144
HIERARCH ISS PBLA36 START -148.6648
HIERARCH ISS PBLA36 END -148.4644
HIERARCH ISS PBL45 START 251.1407
HIERARCH ISS PBL45 END 251.1693
HIERARCH ISS PBLA45 START -165.4815
HIERARCH ISS PBLA45 END -165.2778
HIERARCH ISS PBL46 START 156.0416
HIERARCH ISS PBL46 END 156.064
HIERARCH ISS PBLA46 START -150.6791
HIERARCH ISS PBLA46 END -150.4783
HIERARCH ISS PBL56 START 107.9117
HIERARCH ISS PBL56 END 107.9156
HIERARCH ISS PBLA56 START -7.1623
HIERARCH ISS PBLA56 END -6.9566
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1