Exposure
ID
SPICA.2025-08-16T07-24-19_1
Header ID
SPICA.2025-08-16T07-24-19
Date updated
2025-08-16 07:23:14 UTC+0000
Release date
None
UTC Start
2025-08-16 07:23:14.018
UTC End
2025-08-16 07:24:14.018
MJD Start
60903.3078011397
MJD End
60903.30849558413
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
64011
Category
science
Program ID
S01
Program Title
TBD
Program Type
Normal
PI / COI
ligi
Target
ID
47673
Name
HD_222439
RA
355.1021
DEC
44.33393
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 33.4108 33.4152 78.6885 78.8399
S1-E1 304.8530 305.1463 47.2532 47.3830
S1-E2 261.1121 261.3004 55.1214 55.2516
S1-W1 276.9398 276.9615 102.5469 102.7566
S1-W2 209.8363 209.8407 86.5237 86.6932
S2-E1 276.8948 277.1910 43.6452 43.7762
S2-E2 230.8748 231.0644 51.8044 51.9341
S2-W1 246.7543 246.7875 105.6864 105.9033
S2-W2 176.7961 176.7978 88.0000 88.1730
E1-E2 58.4129 58.5143 -170.4766 -170.3038
E1-W1 271.0940 271.6183 170.1332 170.3418
E1-W2 194.7335 195.0911 -175.7529 -175.5713
E2-W1 216.8632 217.2779 165.0026 165.2213
E2-W2 136.6737 136.9294 -178.0053 -177.8196
W1-W2 94.9640 95.0972 -39.8695 -39.6131
Header: used keywords
Key Value
HIERARCH OBS PROG ID S01
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60903.3078011397
PI-COI ligi
HIERARCH OBS TARG NAME HD_222439
HIERARCH OBS RA 355.1021
HIERARCH OBS DEC 44.33393
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 33.4108
HIERARCH ISS PBL12 END 33.4152
HIERARCH ISS PBLA12 START 78.6885
HIERARCH ISS PBLA12 END 78.8399
HIERARCH ISS PBL13 START 304.853
HIERARCH ISS PBL13 END 305.1463
HIERARCH ISS PBLA13 START 47.2532
HIERARCH ISS PBLA13 END 47.383
HIERARCH ISS PBL14 START 261.1121
HIERARCH ISS PBL14 END 261.3004
HIERARCH ISS PBLA14 START 55.1214
HIERARCH ISS PBLA14 END 55.2516
HIERARCH ISS PBL15 START 276.9398
HIERARCH ISS PBL15 END 276.9615
HIERARCH ISS PBLA15 START 102.5469
HIERARCH ISS PBLA15 END 102.7566
HIERARCH ISS PBL16 START 209.8363
HIERARCH ISS PBL16 END 209.8407
HIERARCH ISS PBLA16 START 86.5237
HIERARCH ISS PBLA16 END 86.6932
HIERARCH ISS PBL23 START 276.8948
HIERARCH ISS PBL23 END 277.191
HIERARCH ISS PBLA23 START 43.6452
HIERARCH ISS PBLA23 END 43.7762
HIERARCH ISS PBL24 START 230.8748
HIERARCH ISS PBL24 END 231.0644
HIERARCH ISS PBLA24 START 51.8044
HIERARCH ISS PBLA24 END 51.9341
HIERARCH ISS PBL25 START 246.7543
HIERARCH ISS PBL25 END 246.7875
HIERARCH ISS PBLA25 START 105.6864
HIERARCH ISS PBLA25 END 105.9033
HIERARCH ISS PBL26 START 176.7961
HIERARCH ISS PBL26 END 176.7978
HIERARCH ISS PBLA26 START 88.0
HIERARCH ISS PBLA26 END 88.173
HIERARCH ISS PBL34 START 58.4129
HIERARCH ISS PBL34 END 58.5143
HIERARCH ISS PBLA34 START -170.4766
HIERARCH ISS PBLA34 END -170.3038
HIERARCH ISS PBL35 START 271.094
HIERARCH ISS PBL35 END 271.6183
HIERARCH ISS PBLA35 START 170.1332
HIERARCH ISS PBLA35 END 170.3418
HIERARCH ISS PBL36 START 194.7335
HIERARCH ISS PBL36 END 195.0911
HIERARCH ISS PBLA36 START -175.7529
HIERARCH ISS PBLA36 END -175.5713
HIERARCH ISS PBL45 START 216.8632
HIERARCH ISS PBL45 END 217.2779
HIERARCH ISS PBLA45 START 165.0026
HIERARCH ISS PBLA45 END 165.2213
HIERARCH ISS PBL46 START 136.6737
HIERARCH ISS PBL46 END 136.9294
HIERARCH ISS PBLA46 START -178.0053
HIERARCH ISS PBLA46 END -177.8196
HIERARCH ISS PBL56 START 94.964
HIERARCH ISS PBL56 END 95.0972
HIERARCH ISS PBLA56 START -39.8695
HIERARCH ISS PBLA56 END -39.6131
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1