Exposure
ID
SPICA.2025-07-14T10-57-59_1
Header ID
SPICA.2025-07-14T10-57-59
Date updated
2025-07-14 10:56:54 UTC+0000
Release date
None
UTC Start
2025-07-14 10:56:54.569
UTC End
2025-07-14 10:57:54.569
MJD Start
60870.4561871398
MJD End
60870.45688158423
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 33.5653 33.5650 90.6453 90.8008
S1-E1 321.3245 321.4634 58.0895 58.2392
S1-E2 271.5310 271.6176 65.9434 66.0920
S1-W1 278.4706 278.4766 118.1852 118.3771
S1-W2 209.5062 209.4920 99.6344 99.8013
S2-E1 293.5895 293.7303 54.5624 54.7132
S2-E2 241.4449 241.5335 62.6130 62.7619
S2-W1 249.1924 249.2096 121.7559 121.9519
S2-W2 176.4311 176.4184 101.3377 101.5069
E1-E2 64.1580 64.2043 -157.2433 -157.0711
E1-W1 302.6135 302.8883 -174.8215 -174.6367
E1-W2 215.3451 215.5154 -162.0929 -161.9181
E2-W1 242.2276 242.4533 -179.4096 -179.2207
E2-W2 151.5140 151.6378 -164.1445 -163.9683
W1-W2 104.0132 104.1031 -21.9618 -21.7523
Header: used keywords
Key Value
HIERARCH OBS PROG ID S01
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60870.4561871398
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 33.5653
HIERARCH ISS PBL12 END 33.565
HIERARCH ISS PBLA12 START 90.6453
HIERARCH ISS PBLA12 END 90.8008
HIERARCH ISS PBL13 START 321.3245
HIERARCH ISS PBL13 END 321.4634
HIERARCH ISS PBLA13 START 58.0895
HIERARCH ISS PBLA13 END 58.2392
HIERARCH ISS PBL14 START 271.531
HIERARCH ISS PBL14 END 271.6176
HIERARCH ISS PBLA14 START 65.9434
HIERARCH ISS PBLA14 END 66.092
HIERARCH ISS PBL15 START 278.4706
HIERARCH ISS PBL15 END 278.4766
HIERARCH ISS PBLA15 START 118.1852
HIERARCH ISS PBLA15 END 118.3771
HIERARCH ISS PBL16 START 209.5062
HIERARCH ISS PBL16 END 209.492
HIERARCH ISS PBLA16 START 99.6344
HIERARCH ISS PBLA16 END 99.8013
HIERARCH ISS PBL23 START 293.5895
HIERARCH ISS PBL23 END 293.7303
HIERARCH ISS PBLA23 START 54.5624
HIERARCH ISS PBLA23 END 54.7132
HIERARCH ISS PBL24 START 241.4449
HIERARCH ISS PBL24 END 241.5335
HIERARCH ISS PBLA24 START 62.613
HIERARCH ISS PBLA24 END 62.7619
HIERARCH ISS PBL25 START 249.1924
HIERARCH ISS PBL25 END 249.2096
HIERARCH ISS PBLA25 START 121.7559
HIERARCH ISS PBLA25 END 121.9519
HIERARCH ISS PBL26 START 176.4311
HIERARCH ISS PBL26 END 176.4184
HIERARCH ISS PBLA26 START 101.3377
HIERARCH ISS PBLA26 END 101.5069
HIERARCH ISS PBL34 START 64.158
HIERARCH ISS PBL34 END 64.2043
HIERARCH ISS PBLA34 START -157.2433
HIERARCH ISS PBLA34 END -157.0711
HIERARCH ISS PBL35 START 302.6135
HIERARCH ISS PBL35 END 302.8883
HIERARCH ISS PBLA35 START -174.8215
HIERARCH ISS PBLA35 END -174.6367
HIERARCH ISS PBL36 START 215.3451
HIERARCH ISS PBL36 END 215.5154
HIERARCH ISS PBLA36 START -162.0929
HIERARCH ISS PBLA36 END -161.9181
HIERARCH ISS PBL45 START 242.2276
HIERARCH ISS PBL45 END 242.4533
HIERARCH ISS PBLA45 START -179.4096
HIERARCH ISS PBLA45 END -179.2207
HIERARCH ISS PBL46 START 151.514
HIERARCH ISS PBL46 END 151.6378
HIERARCH ISS PBLA46 START -164.1445
HIERARCH ISS PBLA46 END -163.9683
HIERARCH ISS PBL56 START 104.0132
HIERARCH ISS PBL56 END 104.1031
HIERARCH ISS PBLA56 START -21.9618
HIERARCH ISS PBLA56 END -21.7523
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1