Exposure
ID
SPICA.2025-08-21T04-00-41_1
Header ID
SPICA.2025-08-21T04-00-41
Date updated
2025-08-21 03:59:36 UTC+0000
Release date
None
UTC Start
2025-08-21 03:59:36.431
UTC End
2025-08-21 04:00:36.431
MJD Start
60908.1663938828
MJD End
60908.16708832723
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
70052
Category
science
Program ID
S8/NOIR13
Program Title
TBD
Program Type
Normal
PI / COI
soubiran
Target
ID
51975
Name
HD_180928
RA
289.7504
DEC
-15.53657
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 21.9483 21.9473 89.4046 89.6425
S1-E1 269.5484 268.9836 49.7918 49.8615
S1-E2 213.3966 212.9569 57.4969 57.6101
S1-W1 173.0768 173.8012 136.7052 136.8574
S1-W2 128.6648 128.8505 103.9686 104.2250
S2-E1 253.0274 252.5079 46.6214 46.6734
S2-E2 195.1099 194.6994 54.0882 54.1824
S2-W1 159.0127 159.7078 142.5273 142.6458
S2-W2 107.5634 107.7520 106.9097 107.1645
E1-E2 64.7433 64.6919 -156.4341 -156.4870
E1-W1 312.3905 312.5043 -163.7975 -163.8762
E1-W2 220.4855 220.3802 -158.4478 -158.5096
E2-W1 248.3198 248.4890 -165.7124 -165.7949
E2-W2 155.7988 155.7454 -159.2844 -159.3496
W1-W2 95.1134 95.3446 3.7207 3.6391
Header: used keywords
Key Value
HIERARCH OBS PROG ID S8/NOIR13
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60908.1663938828
PI-COI soubiran
HIERARCH OBS TARG NAME HD_180928
HIERARCH OBS RA 289.7504
HIERARCH OBS DEC -15.53657
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 21.9483
HIERARCH ISS PBL12 END 21.9473
HIERARCH ISS PBLA12 START 89.4046
HIERARCH ISS PBLA12 END 89.6425
HIERARCH ISS PBL13 START 269.5484
HIERARCH ISS PBL13 END 268.9836
HIERARCH ISS PBLA13 START 49.7918
HIERARCH ISS PBLA13 END 49.8615
HIERARCH ISS PBL14 START 213.3966
HIERARCH ISS PBL14 END 212.9569
HIERARCH ISS PBLA14 START 57.4969
HIERARCH ISS PBLA14 END 57.6101
HIERARCH ISS PBL15 START 173.0768
HIERARCH ISS PBL15 END 173.8012
HIERARCH ISS PBLA15 START 136.7052
HIERARCH ISS PBLA15 END 136.8574
HIERARCH ISS PBL16 START 128.6648
HIERARCH ISS PBL16 END 128.8505
HIERARCH ISS PBLA16 START 103.9686
HIERARCH ISS PBLA16 END 104.225
HIERARCH ISS PBL23 START 253.0274
HIERARCH ISS PBL23 END 252.5079
HIERARCH ISS PBLA23 START 46.6214
HIERARCH ISS PBLA23 END 46.6734
HIERARCH ISS PBL24 START 195.1099
HIERARCH ISS PBL24 END 194.6994
HIERARCH ISS PBLA24 START 54.0882
HIERARCH ISS PBLA24 END 54.1824
HIERARCH ISS PBL25 START 159.0127
HIERARCH ISS PBL25 END 159.7078
HIERARCH ISS PBLA25 START 142.5273
HIERARCH ISS PBLA25 END 142.6458
HIERARCH ISS PBL26 START 107.5634
HIERARCH ISS PBL26 END 107.752
HIERARCH ISS PBLA26 START 106.9097
HIERARCH ISS PBLA26 END 107.1645
HIERARCH ISS PBL34 START 64.7433
HIERARCH ISS PBL34 END 64.6919
HIERARCH ISS PBLA34 START -156.4341
HIERARCH ISS PBLA34 END -156.487
HIERARCH ISS PBL35 START 312.3905
HIERARCH ISS PBL35 END 312.5043
HIERARCH ISS PBLA35 START -163.7975
HIERARCH ISS PBLA35 END -163.8762
HIERARCH ISS PBL36 START 220.4855
HIERARCH ISS PBL36 END 220.3802
HIERARCH ISS PBLA36 START -158.4478
HIERARCH ISS PBLA36 END -158.5096
HIERARCH ISS PBL45 START 248.3198
HIERARCH ISS PBL45 END 248.489
HIERARCH ISS PBLA45 START -165.7124
HIERARCH ISS PBLA45 END -165.7949
HIERARCH ISS PBL46 START 155.7988
HIERARCH ISS PBL46 END 155.7454
HIERARCH ISS PBLA46 START -159.2844
HIERARCH ISS PBLA46 END -159.3496
HIERARCH ISS PBL56 START 95.1134
HIERARCH ISS PBL56 END 95.3446
HIERARCH ISS PBLA56 START 3.7207
HIERARCH ISS PBLA56 END 3.6391
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1