Exposure
ID
SPICA.2025-09-13T11-02-55_1
Header ID
SPICA.2025-09-13T11-02-55
Date updated
2025-09-13 11:01:50 UTC+0000
Release date
None
UTC Start
2025-09-13 11:01:50.563
UTC End
2025-09-13 11:02:50.563
MJD Start
60931.4596129967
MJD End
60931.460307441135
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 33.6462 33.6448 94.1262 94.2807
S1-E1 325.0519 325.1506 61.6093 61.7632
S1-E2 274.1141 274.1751 69.4021 69.5542
S1-W1 278.4865 278.4812 122.4243 122.6088
S1-W2 209.5521 209.5325 103.3325 103.4963
S2-E1 297.2311 297.3309 58.1207 58.2758
S2-E2 243.9583 244.0211 66.0953 66.2481
S2-W1 249.3719 249.3771 126.0916 126.2794
S2-W2 176.4215 176.4043 105.0810 105.2466
E1-E2 65.1185 65.1488 -153.1947 -153.0220
E1-W1 308.1077 308.3030 -170.4937 -170.3137
E1-W2 218.8439 218.9584 -157.9797 -157.8057
E2-W1 246.6959 246.8594 -174.9955 -174.8128
E2-W2 154.0482 154.1324 -160.0005 -159.8257
W1-W2 105.6965 105.7677 -17.1495 -16.9515
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 60931.4596129967
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 33.6462
HIERARCH ISS PBL12 END 33.6448
HIERARCH ISS PBLA12 START 94.1262
HIERARCH ISS PBLA12 END 94.2807
HIERARCH ISS PBL13 START 325.0519
HIERARCH ISS PBL13 END 325.1506
HIERARCH ISS PBLA13 START 61.6093
HIERARCH ISS PBLA13 END 61.7632
HIERARCH ISS PBL14 START 274.1141
HIERARCH ISS PBL14 END 274.1751
HIERARCH ISS PBLA14 START 69.4021
HIERARCH ISS PBLA14 END 69.5542
HIERARCH ISS PBL15 START 278.4865
HIERARCH ISS PBL15 END 278.4812
HIERARCH ISS PBLA15 START 122.4243
HIERARCH ISS PBLA15 END 122.6088
HIERARCH ISS PBL16 START 209.5521
HIERARCH ISS PBL16 END 209.5325
HIERARCH ISS PBLA16 START 103.3325
HIERARCH ISS PBLA16 END 103.4963
HIERARCH ISS PBL23 START 297.2311
HIERARCH ISS PBL23 END 297.3309
HIERARCH ISS PBLA23 START 58.1207
HIERARCH ISS PBLA23 END 58.2758
HIERARCH ISS PBL24 START 243.9583
HIERARCH ISS PBL24 END 244.0211
HIERARCH ISS PBLA24 START 66.0953
HIERARCH ISS PBLA24 END 66.2481
HIERARCH ISS PBL25 START 249.3719
HIERARCH ISS PBL25 END 249.3771
HIERARCH ISS PBLA25 START 126.0916
HIERARCH ISS PBLA25 END 126.2794
HIERARCH ISS PBL26 START 176.4215
HIERARCH ISS PBL26 END 176.4043
HIERARCH ISS PBLA26 START 105.081
HIERARCH ISS PBLA26 END 105.2466
HIERARCH ISS PBL34 START 65.1185
HIERARCH ISS PBL34 END 65.1488
HIERARCH ISS PBLA34 START -153.1947
HIERARCH ISS PBLA34 END -153.022
HIERARCH ISS PBL35 START 308.1077
HIERARCH ISS PBL35 END 308.303
HIERARCH ISS PBLA35 START -170.4937
HIERARCH ISS PBLA35 END -170.3137
HIERARCH ISS PBL36 START 218.8439
HIERARCH ISS PBL36 END 218.9584
HIERARCH ISS PBLA36 START -157.9797
HIERARCH ISS PBLA36 END -157.8057
HIERARCH ISS PBL45 START 246.6959
HIERARCH ISS PBL45 END 246.8594
HIERARCH ISS PBLA45 START -174.9955
HIERARCH ISS PBLA45 END -174.8128
HIERARCH ISS PBL46 START 154.0482
HIERARCH ISS PBL46 END 154.1324
HIERARCH ISS PBLA46 START -160.0005
HIERARCH ISS PBLA46 END -159.8257
HIERARCH ISS PBL56 START 105.6965
HIERARCH ISS PBL56 END 105.7677
HIERARCH ISS PBLA56 START -17.1495
HIERARCH ISS PBLA56 END -16.9515
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1