Exposure
ID
SPICA.2025-08-20T04-18-50_1
Header ID
SPICA.2025-08-20T04-18-50
Date updated
2025-08-20 04:17:44 UTC+0000
Release date
None
UTC Start
2025-08-20 04:17:44.951
UTC End
2025-08-20 04:18:44.951
MJD Start
60907.1789924938
MJD End
60907.17968693823
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 21.9746 21.9801 92.5242 92.7610
S1-E1 262.0207 261.4385 50.7912 50.8750
S1-E2 207.6413 207.2055 59.0769 59.2057
S1-W1 182.5630 183.2817 138.5391 138.6648
S1-W2 131.3446 131.5692 107.2408 107.4813
S2-E1 246.0573 245.5138 47.3831 47.4482
S2-E2 189.6929 189.2787 55.4161 55.5255
S2-W1 168.0477 168.7265 143.9379 144.0331
S2-W2 110.2323 110.4519 110.1437 110.3798
E1-E2 63.9760 63.9094 -157.0953 -157.1428
E1-W1 313.4079 313.4428 -164.8043 -164.8787
E1-W2 218.7830 218.6248 -159.2303 -159.2873
E2-W1 250.1573 250.2629 -166.7703 -166.8486
E2-W2 154.8697 154.7786 -160.1121 -160.1726
W1-W2 97.9914 98.1965 2.6709 2.5927
Header: used keywords
Key Value
HIERARCH OBS PROG ID S8/NOIR13
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60907.1789924938
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 21.9746
HIERARCH ISS PBL12 END 21.9801
HIERARCH ISS PBLA12 START 92.5242
HIERARCH ISS PBLA12 END 92.761
HIERARCH ISS PBL13 START 262.0207
HIERARCH ISS PBL13 END 261.4385
HIERARCH ISS PBLA13 START 50.7912
HIERARCH ISS PBLA13 END 50.875
HIERARCH ISS PBL14 START 207.6413
HIERARCH ISS PBL14 END 207.2055
HIERARCH ISS PBLA14 START 59.0769
HIERARCH ISS PBLA14 END 59.2057
HIERARCH ISS PBL15 START 182.563
HIERARCH ISS PBL15 END 183.2817
HIERARCH ISS PBLA15 START 138.5391
HIERARCH ISS PBLA15 END 138.6648
HIERARCH ISS PBL16 START 131.3446
HIERARCH ISS PBL16 END 131.5692
HIERARCH ISS PBLA16 START 107.2408
HIERARCH ISS PBLA16 END 107.4813
HIERARCH ISS PBL23 START 246.0573
HIERARCH ISS PBL23 END 245.5138
HIERARCH ISS PBLA23 START 47.3831
HIERARCH ISS PBLA23 END 47.4482
HIERARCH ISS PBL24 START 189.6929
HIERARCH ISS PBL24 END 189.2787
HIERARCH ISS PBLA24 START 55.4161
HIERARCH ISS PBLA24 END 55.5255
HIERARCH ISS PBL25 START 168.0477
HIERARCH ISS PBL25 END 168.7265
HIERARCH ISS PBLA25 START 143.9379
HIERARCH ISS PBLA25 END 144.0331
HIERARCH ISS PBL26 START 110.2323
HIERARCH ISS PBL26 END 110.4519
HIERARCH ISS PBLA26 START 110.1437
HIERARCH ISS PBLA26 END 110.3798
HIERARCH ISS PBL34 START 63.976
HIERARCH ISS PBL34 END 63.9094
HIERARCH ISS PBLA34 START -157.0953
HIERARCH ISS PBLA34 END -157.1428
HIERARCH ISS PBL35 START 313.4079
HIERARCH ISS PBL35 END 313.4428
HIERARCH ISS PBLA35 START -164.8043
HIERARCH ISS PBLA35 END -164.8787
HIERARCH ISS PBL36 START 218.783
HIERARCH ISS PBL36 END 218.6248
HIERARCH ISS PBLA36 START -159.2303
HIERARCH ISS PBLA36 END -159.2873
HIERARCH ISS PBL45 START 250.1573
HIERARCH ISS PBL45 END 250.2629
HIERARCH ISS PBLA45 START -166.7703
HIERARCH ISS PBLA45 END -166.8486
HIERARCH ISS PBL46 START 154.8697
HIERARCH ISS PBL46 END 154.7786
HIERARCH ISS PBLA46 START -160.1121
HIERARCH ISS PBLA46 END -160.1726
HIERARCH ISS PBL56 START 97.9914
HIERARCH ISS PBL56 END 98.1965
HIERARCH ISS PBLA56 START 2.6709
HIERARCH ISS PBLA56 END 2.5927
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1