Exposure
ID
SPICA.2025-07-14T10-54-32_1
Header ID
SPICA.2025-07-14T10-54-32
Date updated
2025-07-14 10:53:27 UTC+0000
Release date
None
UTC Start
2025-07-14 10:53:27.557
UTC End
2025-07-14 10:54:27.557
MJD Start
60870.4537911686
MJD End
60870.45448561303
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 33.5657 33.5657 90.1495 90.3050
S1-E1 320.8708 321.0149 57.6139 57.7628
S1-E2 271.2481 271.3380 65.4713 65.6192
S1-W1 278.4470 278.4551 117.5716 117.7644
S1-W2 209.5495 209.5363 99.1017 99.2689
S2-E1 293.1294 293.2755 54.0831 54.2331
S2-E2 241.1556 241.2475 62.1398 62.2880
S2-W1 249.1329 249.1523 121.1291 121.3260
S2-W2 176.4700 176.4581 100.7978 100.9673
E1-E2 64.0056 64.0542 -157.7914 -157.6196
E1-W1 301.7138 301.9999 -175.4114 -175.2263
E1-W2 214.7860 214.9640 -162.6501 -162.4754
E2-W1 241.4895 241.7241 179.9868 -179.8237
E2-W2 151.1077 151.2370 -164.7061 -164.5299
W1-W2 103.7205 103.8133 -22.6324 -22.4216
Header: used keywords
Key Value
HIERARCH OBS PROG ID S01
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60870.4537911686
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 33.5657
HIERARCH ISS PBL12 END 33.5657
HIERARCH ISS PBLA12 START 90.1495
HIERARCH ISS PBLA12 END 90.305
HIERARCH ISS PBL13 START 320.8708
HIERARCH ISS PBL13 END 321.0149
HIERARCH ISS PBLA13 START 57.6139
HIERARCH ISS PBLA13 END 57.7628
HIERARCH ISS PBL14 START 271.2481
HIERARCH ISS PBL14 END 271.338
HIERARCH ISS PBLA14 START 65.4713
HIERARCH ISS PBLA14 END 65.6192
HIERARCH ISS PBL15 START 278.447
HIERARCH ISS PBL15 END 278.4551
HIERARCH ISS PBLA15 START 117.5716
HIERARCH ISS PBLA15 END 117.7644
HIERARCH ISS PBL16 START 209.5495
HIERARCH ISS PBL16 END 209.5363
HIERARCH ISS PBLA16 START 99.1017
HIERARCH ISS PBLA16 END 99.2689
HIERARCH ISS PBL23 START 293.1294
HIERARCH ISS PBL23 END 293.2755
HIERARCH ISS PBLA23 START 54.0831
HIERARCH ISS PBLA23 END 54.2331
HIERARCH ISS PBL24 START 241.1556
HIERARCH ISS PBL24 END 241.2475
HIERARCH ISS PBLA24 START 62.1398
HIERARCH ISS PBLA24 END 62.288
HIERARCH ISS PBL25 START 249.1329
HIERARCH ISS PBL25 END 249.1523
HIERARCH ISS PBLA25 START 121.1291
HIERARCH ISS PBLA25 END 121.326
HIERARCH ISS PBL26 START 176.47
HIERARCH ISS PBL26 END 176.4581
HIERARCH ISS PBLA26 START 100.7978
HIERARCH ISS PBLA26 END 100.9673
HIERARCH ISS PBL34 START 64.0056
HIERARCH ISS PBL34 END 64.0542
HIERARCH ISS PBLA34 START -157.7914
HIERARCH ISS PBLA34 END -157.6196
HIERARCH ISS PBL35 START 301.7138
HIERARCH ISS PBL35 END 301.9999
HIERARCH ISS PBLA35 START -175.4114
HIERARCH ISS PBLA35 END -175.2263
HIERARCH ISS PBL36 START 214.786
HIERARCH ISS PBL36 END 214.964
HIERARCH ISS PBLA36 START -162.6501
HIERARCH ISS PBLA36 END -162.4754
HIERARCH ISS PBL45 START 241.4895
HIERARCH ISS PBL45 END 241.7241
HIERARCH ISS PBLA45 START 179.9868
HIERARCH ISS PBLA45 END -179.8237
HIERARCH ISS PBL46 START 151.1077
HIERARCH ISS PBL46 END 151.237
HIERARCH ISS PBLA46 START -164.7061
HIERARCH ISS PBLA46 END -164.5299
HIERARCH ISS PBL56 START 103.7205
HIERARCH ISS PBL56 END 103.8133
HIERARCH ISS PBLA56 START -22.6324
HIERARCH ISS PBLA56 END -22.4216
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1