Exposure
ID
SPICA.2025-08-16T07-30-24_1
Header ID
SPICA.2025-08-16T07-30-24
Date updated
2025-08-16 07:29:19 UTC+0000
Release date
None
UTC Start
2025-08-16 07:29:19.614
UTC End
2025-08-16 07:30:19.614
MJD Start
60903.3120325688
MJD End
60903.31272701323
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 33.4348 33.4388 79.5423 79.6943
S1-E1 306.4740 306.7543 47.9877 48.1190
S1-E2 262.1515 262.3309 55.8578 55.9895
S1-W1 277.0647 277.0875 103.7251 103.9339
S1-W2 209.8580 209.8611 87.4782 87.6478
S2-E1 278.5329 278.8163 44.3861 44.5185
S2-E2 231.9221 232.1030 52.5379 52.6691
S2-W1 246.9442 246.9786 106.9046 107.1203
S2-W2 176.8037 176.8046 88.9743 89.1474
E1-E2 58.9745 59.0719 -169.5058 -169.3339
E1-W1 274.0099 274.5186 171.3009 171.5066
E1-W2 196.7169 197.0615 -174.7337 -174.5535
E2-W1 219.1728 219.5764 166.2258 166.4411
E2-W2 138.0923 138.3389 -176.9638 -176.7798
W1-W2 95.7117 95.8439 -38.4361 -38.1840
Header: used keywords
Key Value
HIERARCH OBS PROG ID S01
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60903.3120325688
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 33.4348
HIERARCH ISS PBL12 END 33.4388
HIERARCH ISS PBLA12 START 79.5423
HIERARCH ISS PBLA12 END 79.6943
HIERARCH ISS PBL13 START 306.474
HIERARCH ISS PBL13 END 306.7543
HIERARCH ISS PBLA13 START 47.9877
HIERARCH ISS PBLA13 END 48.119
HIERARCH ISS PBL14 START 262.1515
HIERARCH ISS PBL14 END 262.3309
HIERARCH ISS PBLA14 START 55.8578
HIERARCH ISS PBLA14 END 55.9895
HIERARCH ISS PBL15 START 277.0647
HIERARCH ISS PBL15 END 277.0875
HIERARCH ISS PBLA15 START 103.7251
HIERARCH ISS PBLA15 END 103.9339
HIERARCH ISS PBL16 START 209.858
HIERARCH ISS PBL16 END 209.8611
HIERARCH ISS PBLA16 START 87.4782
HIERARCH ISS PBLA16 END 87.6478
HIERARCH ISS PBL23 START 278.5329
HIERARCH ISS PBL23 END 278.8163
HIERARCH ISS PBLA23 START 44.3861
HIERARCH ISS PBLA23 END 44.5185
HIERARCH ISS PBL24 START 231.9221
HIERARCH ISS PBL24 END 232.103
HIERARCH ISS PBLA24 START 52.5379
HIERARCH ISS PBLA24 END 52.6691
HIERARCH ISS PBL25 START 246.9442
HIERARCH ISS PBL25 END 246.9786
HIERARCH ISS PBLA25 START 106.9046
HIERARCH ISS PBLA25 END 107.1203
HIERARCH ISS PBL26 START 176.8037
HIERARCH ISS PBL26 END 176.8046
HIERARCH ISS PBLA26 START 88.9743
HIERARCH ISS PBLA26 END 89.1474
HIERARCH ISS PBL34 START 58.9745
HIERARCH ISS PBL34 END 59.0719
HIERARCH ISS PBLA34 START -169.5058
HIERARCH ISS PBLA34 END -169.3339
HIERARCH ISS PBL35 START 274.0099
HIERARCH ISS PBL35 END 274.5186
HIERARCH ISS PBLA35 START 171.3009
HIERARCH ISS PBLA35 END 171.5066
HIERARCH ISS PBL36 START 196.7169
HIERARCH ISS PBL36 END 197.0615
HIERARCH ISS PBLA36 START -174.7337
HIERARCH ISS PBLA36 END -174.5535
HIERARCH ISS PBL45 START 219.1728
HIERARCH ISS PBL45 END 219.5764
HIERARCH ISS PBLA45 START 166.2258
HIERARCH ISS PBLA45 END 166.4411
HIERARCH ISS PBL46 START 138.0923
HIERARCH ISS PBL46 END 138.3389
HIERARCH ISS PBLA46 START -176.9638
HIERARCH ISS PBLA46 END -176.7798
HIERARCH ISS PBL56 START 95.7117
HIERARCH ISS PBL56 END 95.8439
HIERARCH ISS PBLA56 START -38.4361
HIERARCH ISS PBLA56 END -38.184
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1