Exposure
ID
SPICA.2025-08-16T07-29-18_1
Header ID
SPICA.2025-08-16T07-29-18
Date updated
2025-08-16 07:28:13 UTC+0000
Release date
None
UTC Start
2025-08-16 07:28:13.489
UTC End
2025-08-16 07:29:13.489
MJD Start
60903.3112672283
MJD End
60903.311961672734
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 33.4306 33.4347 79.3876 79.5395
S1-E1 306.1862 306.4688 47.8542 47.9853
S1-E2 261.9672 262.1482 55.7240 55.8554
S1-W1 277.0417 277.0643 103.5124 103.7213
S1-W2 209.8546 209.8580 87.3055 87.4751
S2-E1 278.2420 278.5277 44.2515 44.3837
S2-E2 231.7363 231.9188 52.4047 52.5355
S2-W1 246.9094 246.9436 106.6848 106.9007
S2-W2 176.8027 176.8037 88.7981 88.9712
E1-E2 58.8746 58.9727 -169.6810 -169.5090
E1-W1 273.4890 274.0006 171.0909 171.2971
E1-W2 196.3636 196.7106 -174.9175 -174.7370
E2-W1 218.7596 219.1653 166.0060 166.2219
E2-W2 137.8395 138.0878 -177.1515 -176.9672
W1-W2 95.5769 95.7093 -38.6935 -38.4407
Header: used keywords
Key Value
HIERARCH OBS PROG ID S01
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60903.3112672283
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 33.4306
HIERARCH ISS PBL12 END 33.4347
HIERARCH ISS PBLA12 START 79.3876
HIERARCH ISS PBLA12 END 79.5395
HIERARCH ISS PBL13 START 306.1862
HIERARCH ISS PBL13 END 306.4688
HIERARCH ISS PBLA13 START 47.8542
HIERARCH ISS PBLA13 END 47.9853
HIERARCH ISS PBL14 START 261.9672
HIERARCH ISS PBL14 END 262.1482
HIERARCH ISS PBLA14 START 55.724
HIERARCH ISS PBLA14 END 55.8554
HIERARCH ISS PBL15 START 277.0417
HIERARCH ISS PBL15 END 277.0643
HIERARCH ISS PBLA15 START 103.5124
HIERARCH ISS PBLA15 END 103.7213
HIERARCH ISS PBL16 START 209.8546
HIERARCH ISS PBL16 END 209.858
HIERARCH ISS PBLA16 START 87.3055
HIERARCH ISS PBLA16 END 87.4751
HIERARCH ISS PBL23 START 278.242
HIERARCH ISS PBL23 END 278.5277
HIERARCH ISS PBLA23 START 44.2515
HIERARCH ISS PBLA23 END 44.3837
HIERARCH ISS PBL24 START 231.7363
HIERARCH ISS PBL24 END 231.9188
HIERARCH ISS PBLA24 START 52.4047
HIERARCH ISS PBLA24 END 52.5355
HIERARCH ISS PBL25 START 246.9094
HIERARCH ISS PBL25 END 246.9436
HIERARCH ISS PBLA25 START 106.6848
HIERARCH ISS PBLA25 END 106.9007
HIERARCH ISS PBL26 START 176.8027
HIERARCH ISS PBL26 END 176.8037
HIERARCH ISS PBLA26 START 88.7981
HIERARCH ISS PBLA26 END 88.9712
HIERARCH ISS PBL34 START 58.8746
HIERARCH ISS PBL34 END 58.9727
HIERARCH ISS PBLA34 START -169.681
HIERARCH ISS PBLA34 END -169.509
HIERARCH ISS PBL35 START 273.489
HIERARCH ISS PBL35 END 274.0006
HIERARCH ISS PBLA35 START 171.0909
HIERARCH ISS PBLA35 END 171.2971
HIERARCH ISS PBL36 START 196.3636
HIERARCH ISS PBL36 END 196.7106
HIERARCH ISS PBLA36 START -174.9175
HIERARCH ISS PBLA36 END -174.737
HIERARCH ISS PBL45 START 218.7596
HIERARCH ISS PBL45 END 219.1653
HIERARCH ISS PBLA45 START 166.006
HIERARCH ISS PBLA45 END 166.2219
HIERARCH ISS PBL46 START 137.8395
HIERARCH ISS PBL46 END 138.0878
HIERARCH ISS PBLA46 START -177.1515
HIERARCH ISS PBLA46 END -176.9672
HIERARCH ISS PBL56 START 95.5769
HIERARCH ISS PBL56 END 95.7093
HIERARCH ISS PBLA56 START -38.6935
HIERARCH ISS PBLA56 END -38.4407
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1