Exposure
ID
SPICA.2025-08-16T07-34-49_1
Header ID
SPICA.2025-08-16T07-34-49
Date updated
2025-08-16 07:33:44 UTC+0000
Release date
None
UTC Start
2025-08-16 07:33:44.091
UTC End
2025-08-16 07:34:44.091
MJD Start
60903.3150936408
MJD End
60903.31578808523
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 33.4507 33.4545 80.1619 80.3143
S1-E1 307.6012 307.8722 48.5241 48.6565
S1-E2 262.8725 263.0457 56.3956 56.5283
S1-W1 277.1583 277.1816 104.5741 104.7821
S1-W2 209.8693 209.8716 88.1692 88.3389
S2-E1 279.6729 279.9471 44.9271 45.0605
S2-E2 232.6495 232.8242 53.0737 53.2059
S2-W1 247.0853 247.1203 107.7816 107.9964
S2-W2 176.8062 176.8064 89.6794 89.8525
E1-E2 59.3667 59.4613 -168.8064 -168.6350
E1-W1 276.0642 276.5614 172.1354 172.3390
E1-W2 198.1055 198.4405 -174.0013 -173.8220
E2-W1 220.8041 221.1994 167.0987 167.3116
E2-W2 139.0865 139.3265 -176.2161 -176.0332
W1-W2 96.2486 96.3798 -37.4142 -37.1651
Header: used keywords
Key Value
HIERARCH OBS PROG ID S01
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60903.3150936408
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 33.4507
HIERARCH ISS PBL12 END 33.4545
HIERARCH ISS PBLA12 START 80.1619
HIERARCH ISS PBLA12 END 80.3143
HIERARCH ISS PBL13 START 307.6012
HIERARCH ISS PBL13 END 307.8722
HIERARCH ISS PBLA13 START 48.5241
HIERARCH ISS PBLA13 END 48.6565
HIERARCH ISS PBL14 START 262.8725
HIERARCH ISS PBL14 END 263.0457
HIERARCH ISS PBLA14 START 56.3956
HIERARCH ISS PBLA14 END 56.5283
HIERARCH ISS PBL15 START 277.1583
HIERARCH ISS PBL15 END 277.1816
HIERARCH ISS PBLA15 START 104.5741
HIERARCH ISS PBLA15 END 104.7821
HIERARCH ISS PBL16 START 209.8693
HIERARCH ISS PBL16 END 209.8716
HIERARCH ISS PBLA16 START 88.1692
HIERARCH ISS PBLA16 END 88.3389
HIERARCH ISS PBL23 START 279.6729
HIERARCH ISS PBL23 END 279.9471
HIERARCH ISS PBLA23 START 44.9271
HIERARCH ISS PBLA23 END 45.0605
HIERARCH ISS PBL24 START 232.6495
HIERARCH ISS PBL24 END 232.8242
HIERARCH ISS PBLA24 START 53.0737
HIERARCH ISS PBLA24 END 53.2059
HIERARCH ISS PBL25 START 247.0853
HIERARCH ISS PBL25 END 247.1203
HIERARCH ISS PBLA25 START 107.7816
HIERARCH ISS PBLA25 END 107.9964
HIERARCH ISS PBL26 START 176.8062
HIERARCH ISS PBL26 END 176.8064
HIERARCH ISS PBLA26 START 89.6794
HIERARCH ISS PBLA26 END 89.8525
HIERARCH ISS PBL34 START 59.3667
HIERARCH ISS PBL34 END 59.4613
HIERARCH ISS PBLA34 START -168.8064
HIERARCH ISS PBLA34 END -168.635
HIERARCH ISS PBL35 START 276.0642
HIERARCH ISS PBL35 END 276.5614
HIERARCH ISS PBLA35 START 172.1354
HIERARCH ISS PBLA35 END 172.339
HIERARCH ISS PBL36 START 198.1055
HIERARCH ISS PBL36 END 198.4405
HIERARCH ISS PBLA36 START -174.0013
HIERARCH ISS PBLA36 END -173.822
HIERARCH ISS PBL45 START 220.8041
HIERARCH ISS PBL45 END 221.1994
HIERARCH ISS PBLA45 START 167.0987
HIERARCH ISS PBLA45 END 167.3116
HIERARCH ISS PBL46 START 139.0865
HIERARCH ISS PBL46 END 139.3265
HIERARCH ISS PBLA46 START -176.2161
HIERARCH ISS PBLA46 END -176.0332
HIERARCH ISS PBL56 START 96.2486
HIERARCH ISS PBL56 END 96.3798
HIERARCH ISS PBLA56 START -37.4142
HIERARCH ISS PBLA56 END -37.1651
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1