Exposure
ID
SPICA.2025-08-21T04-08-00_1
Header ID
SPICA.2025-08-21T04-08-00
Date updated
2025-08-21 04:06:55 UTC+0000
Release date
None
UTC Start
2025-08-21 04:06:55.584
UTC End
2025-08-21 04:07:55.584
MJD Start
60908.1714766647
MJD End
60908.17217110913
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 21.9512 21.9536 91.0129 91.2506
S1-E1 265.7001 265.1256 50.2835 50.3603
S1-E2 210.4263 209.9879 58.2852 58.4063
S1-W1 177.9718 178.6943 137.6933 137.8314
S1-W2 129.9809 130.1873 105.6800 105.9284
S2-E1 249.4769 248.9447 46.9922 47.0509
S2-E2 192.3263 191.9134 54.7473 54.8492
S2-W1 163.6927 164.3802 143.2922 143.3982
S2-W2 108.8869 109.0921 108.6059 108.8513
E1-E2 64.3729 64.3137 -156.7835 -156.8335
E1-W1 313.0439 313.1173 -164.3232 -164.3996
E1-W2 219.6954 219.5629 -158.8589 -158.9182
E2-W1 249.3706 249.5072 -166.2642 -166.3446
E2-W2 155.3821 155.3094 -159.7185 -159.7813
W1-W2 96.6386 96.8564 3.1743 3.0945
Header: used keywords
Key Value
HIERARCH OBS PROG ID S8/NOIR13
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60908.1714766647
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 21.9512
HIERARCH ISS PBL12 END 21.9536
HIERARCH ISS PBLA12 START 91.0129
HIERARCH ISS PBLA12 END 91.2506
HIERARCH ISS PBL13 START 265.7001
HIERARCH ISS PBL13 END 265.1256
HIERARCH ISS PBLA13 START 50.2835
HIERARCH ISS PBLA13 END 50.3603
HIERARCH ISS PBL14 START 210.4263
HIERARCH ISS PBL14 END 209.9879
HIERARCH ISS PBLA14 START 58.2852
HIERARCH ISS PBLA14 END 58.4063
HIERARCH ISS PBL15 START 177.9718
HIERARCH ISS PBL15 END 178.6943
HIERARCH ISS PBLA15 START 137.6933
HIERARCH ISS PBLA15 END 137.8314
HIERARCH ISS PBL16 START 129.9809
HIERARCH ISS PBL16 END 130.1873
HIERARCH ISS PBLA16 START 105.68
HIERARCH ISS PBLA16 END 105.9284
HIERARCH ISS PBL23 START 249.4769
HIERARCH ISS PBL23 END 248.9447
HIERARCH ISS PBLA23 START 46.9922
HIERARCH ISS PBLA23 END 47.0509
HIERARCH ISS PBL24 START 192.3263
HIERARCH ISS PBL24 END 191.9134
HIERARCH ISS PBLA24 START 54.7473
HIERARCH ISS PBLA24 END 54.8492
HIERARCH ISS PBL25 START 163.6927
HIERARCH ISS PBL25 END 164.3802
HIERARCH ISS PBLA25 START 143.2922
HIERARCH ISS PBLA25 END 143.3982
HIERARCH ISS PBL26 START 108.8869
HIERARCH ISS PBL26 END 109.0921
HIERARCH ISS PBLA26 START 108.6059
HIERARCH ISS PBLA26 END 108.8513
HIERARCH ISS PBL34 START 64.3729
HIERARCH ISS PBL34 END 64.3137
HIERARCH ISS PBLA34 START -156.7835
HIERARCH ISS PBLA34 END -156.8335
HIERARCH ISS PBL35 START 313.0439
HIERARCH ISS PBL35 END 313.1173
HIERARCH ISS PBLA35 START -164.3232
HIERARCH ISS PBLA35 END -164.3996
HIERARCH ISS PBL36 START 219.6954
HIERARCH ISS PBL36 END 219.5629
HIERARCH ISS PBLA36 START -158.8589
HIERARCH ISS PBLA36 END -158.9182
HIERARCH ISS PBL45 START 249.3706
HIERARCH ISS PBL45 END 249.5072
HIERARCH ISS PBLA45 START -166.2642
HIERARCH ISS PBLA45 END -166.3446
HIERARCH ISS PBL46 START 155.3821
HIERARCH ISS PBL46 END 155.3094
HIERARCH ISS PBLA46 START -159.7185
HIERARCH ISS PBLA46 END -159.7813
HIERARCH ISS PBL56 START 96.6386
HIERARCH ISS PBL56 END 96.8564
HIERARCH ISS PBLA56 START 3.1743
HIERARCH ISS PBLA56 END 3.0945
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1