Exposure
ID
SPICA.2025-08-16T07-32-36_1
Header ID
SPICA.2025-08-16T07-32-36
Date updated
2025-08-16 07:31:31 UTC+0000
Release date
None
UTC Start
2025-08-16 07:31:31.859
UTC End
2025-08-16 07:32:31.859
MJD Start
60903.3135631885
MJD End
60903.314257632934
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 33.4429 33.4468 79.8519 80.0041
S1-E1 307.0423 307.3179 48.2554 48.3872
S1-E2 262.5152 262.6915 56.1262 56.2583
S1-W1 277.1112 277.1343 104.1500 104.3583
S1-W2 209.8641 209.8668 87.8237 87.9933
S2-E1 279.1076 279.3864 44.6561 44.7890
S2-E2 232.2889 232.4668 52.8053 52.9370
S2-W1 247.0144 247.0491 107.3436 107.5588
S2-W2 176.8053 176.8058 89.3268 89.4999
E1-E2 59.1721 59.2680 -169.1558 -168.9842
E1-W1 275.0429 275.5459 171.7192 171.9238
E1-W2 197.4161 197.7559 -174.3670 -174.1873
E2-W1 219.9926 220.3922 166.6635 166.8775
E2-W2 138.5928 138.8361 -176.5894 -176.4060
W1-W2 95.9807 96.1124 -37.9236 -37.6730
Header: used keywords
Key Value
HIERARCH OBS PROG ID S01
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60903.3135631885
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 33.4429
HIERARCH ISS PBL12 END 33.4468
HIERARCH ISS PBLA12 START 79.8519
HIERARCH ISS PBLA12 END 80.0041
HIERARCH ISS PBL13 START 307.0423
HIERARCH ISS PBL13 END 307.3179
HIERARCH ISS PBLA13 START 48.2554
HIERARCH ISS PBLA13 END 48.3872
HIERARCH ISS PBL14 START 262.5152
HIERARCH ISS PBL14 END 262.6915
HIERARCH ISS PBLA14 START 56.1262
HIERARCH ISS PBLA14 END 56.2583
HIERARCH ISS PBL15 START 277.1112
HIERARCH ISS PBL15 END 277.1343
HIERARCH ISS PBLA15 START 104.15
HIERARCH ISS PBLA15 END 104.3583
HIERARCH ISS PBL16 START 209.8641
HIERARCH ISS PBL16 END 209.8668
HIERARCH ISS PBLA16 START 87.8237
HIERARCH ISS PBLA16 END 87.9933
HIERARCH ISS PBL23 START 279.1076
HIERARCH ISS PBL23 END 279.3864
HIERARCH ISS PBLA23 START 44.6561
HIERARCH ISS PBLA23 END 44.789
HIERARCH ISS PBL24 START 232.2889
HIERARCH ISS PBL24 END 232.4668
HIERARCH ISS PBLA24 START 52.8053
HIERARCH ISS PBLA24 END 52.937
HIERARCH ISS PBL25 START 247.0144
HIERARCH ISS PBL25 END 247.0491
HIERARCH ISS PBLA25 START 107.3436
HIERARCH ISS PBLA25 END 107.5588
HIERARCH ISS PBL26 START 176.8053
HIERARCH ISS PBL26 END 176.8058
HIERARCH ISS PBLA26 START 89.3268
HIERARCH ISS PBLA26 END 89.4999
HIERARCH ISS PBL34 START 59.1721
HIERARCH ISS PBL34 END 59.268
HIERARCH ISS PBLA34 START -169.1558
HIERARCH ISS PBLA34 END -168.9842
HIERARCH ISS PBL35 START 275.0429
HIERARCH ISS PBL35 END 275.5459
HIERARCH ISS PBLA35 START 171.7192
HIERARCH ISS PBLA35 END 171.9238
HIERARCH ISS PBL36 START 197.4161
HIERARCH ISS PBL36 END 197.7559
HIERARCH ISS PBLA36 START -174.367
HIERARCH ISS PBLA36 END -174.1873
HIERARCH ISS PBL45 START 219.9926
HIERARCH ISS PBL45 END 220.3922
HIERARCH ISS PBLA45 START 166.6635
HIERARCH ISS PBLA45 END 166.8775
HIERARCH ISS PBL46 START 138.5928
HIERARCH ISS PBL46 END 138.8361
HIERARCH ISS PBLA46 START -176.5894
HIERARCH ISS PBLA46 END -176.406
HIERARCH ISS PBL56 START 95.9807
HIERARCH ISS PBL56 END 96.1124
HIERARCH ISS PBLA56 START -37.9236
HIERARCH ISS PBLA56 END -37.673
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1