Exposure
ID
SPICA.2025-09-13T11-09-41_1
Header ID
SPICA.2025-09-13T11-09-41
Date updated
2025-09-13 11:08:36 UTC+0000
Release date
None
UTC Start
2025-09-13 11:08:36.539
UTC End
2025-09-13 11:09:36.539
MJD Start
60931.4643117948
MJD End
60931.46500623923
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 33.6368 33.6351 95.0911 95.2453
S1-E1 325.6468 325.7372 62.5755 62.7309
S1-E2 274.4821 274.5381 70.3563 70.5096
S1-W1 278.4366 278.4249 123.5725 123.7550
S1-W2 209.4235 209.4015 104.3538 104.5166
S2-E1 297.8321 297.9233 59.0950 59.2518
S2-E2 244.3371 244.3946 67.0541 67.2082
S2-W1 249.3872 249.3858 127.2603 127.4460
S2-W2 176.3085 176.2891 106.1135 106.2781
E1-E2 65.2971 65.3233 -152.1119 -151.9379
E1-W1 309.2689 309.4414 -169.3680 -169.1879
E1-W2 219.5212 219.6210 -156.8893 -156.7143
E2-W1 247.6695 247.8146 -173.8536 -173.6711
E2-W2 154.5467 154.6203 -158.9059 -158.7303
W1-W2 106.1240 106.1884 -15.9169 -15.7209
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 60931.4643117948
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 33.6368
HIERARCH ISS PBL12 END 33.6351
HIERARCH ISS PBLA12 START 95.0911
HIERARCH ISS PBLA12 END 95.2453
HIERARCH ISS PBL13 START 325.6468
HIERARCH ISS PBL13 END 325.7372
HIERARCH ISS PBLA13 START 62.5755
HIERARCH ISS PBLA13 END 62.7309
HIERARCH ISS PBL14 START 274.4821
HIERARCH ISS PBL14 END 274.5381
HIERARCH ISS PBLA14 START 70.3563
HIERARCH ISS PBLA14 END 70.5096
HIERARCH ISS PBL15 START 278.4366
HIERARCH ISS PBL15 END 278.4249
HIERARCH ISS PBLA15 START 123.5725
HIERARCH ISS PBLA15 END 123.755
HIERARCH ISS PBL16 START 209.4235
HIERARCH ISS PBL16 END 209.4015
HIERARCH ISS PBLA16 START 104.3538
HIERARCH ISS PBLA16 END 104.5166
HIERARCH ISS PBL23 START 297.8321
HIERARCH ISS PBL23 END 297.9233
HIERARCH ISS PBLA23 START 59.095
HIERARCH ISS PBLA23 END 59.2518
HIERARCH ISS PBL24 START 244.3371
HIERARCH ISS PBL24 END 244.3946
HIERARCH ISS PBLA24 START 67.0541
HIERARCH ISS PBLA24 END 67.2082
HIERARCH ISS PBL25 START 249.3872
HIERARCH ISS PBL25 END 249.3858
HIERARCH ISS PBLA25 START 127.2603
HIERARCH ISS PBLA25 END 127.446
HIERARCH ISS PBL26 START 176.3085
HIERARCH ISS PBL26 END 176.2891
HIERARCH ISS PBLA26 START 106.1135
HIERARCH ISS PBLA26 END 106.2781
HIERARCH ISS PBL34 START 65.2971
HIERARCH ISS PBL34 END 65.3233
HIERARCH ISS PBLA34 START -152.1119
HIERARCH ISS PBLA34 END -151.9379
HIERARCH ISS PBL35 START 309.2689
HIERARCH ISS PBL35 END 309.4414
HIERARCH ISS PBLA35 START -169.368
HIERARCH ISS PBLA35 END -169.1879
HIERARCH ISS PBL36 START 219.5212
HIERARCH ISS PBL36 END 219.621
HIERARCH ISS PBLA36 START -156.8893
HIERARCH ISS PBLA36 END -156.7143
HIERARCH ISS PBL45 START 247.6695
HIERARCH ISS PBL45 END 247.8146
HIERARCH ISS PBLA45 START -173.8536
HIERARCH ISS PBLA45 END -173.6711
HIERARCH ISS PBL46 START 154.5467
HIERARCH ISS PBL46 END 154.6203
HIERARCH ISS PBLA46 START -158.9059
HIERARCH ISS PBLA46 END -158.7303
HIERARCH ISS PBL56 START 106.124
HIERARCH ISS PBL56 END 106.1884
HIERARCH ISS PBLA56 START -15.9169
HIERARCH ISS PBLA56 END -15.7209
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1