Exposure
ID
SPICA.2025-08-21T04-06-54_1
Header ID
SPICA.2025-08-21T04-06-54
Date updated
2025-08-21 04:05:49 UTC+0000
Release date
None
UTC Start
2025-08-21 04:05:49.471
UTC End
2025-08-21 04:06:49.471
MJD Start
60908.1707114664
MJD End
60908.171405910834
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 21.9493 21.9512 90.7709 91.0087
S1-E1 266.2835 265.7104 50.2064 50.2821
S1-E2 210.8728 210.4341 58.1631 58.2830
S1-W1 177.2358 177.9588 137.5506 137.6908
S1-W2 129.7739 129.9772 105.4258 105.6755
S2-E1 250.0169 249.4865 46.9335 46.9912
S2-E2 192.7464 192.3338 54.6448 54.7455
S2-W1 162.9915 163.6803 143.1824 143.2902
S2-W2 108.6806 108.8833 108.3546 108.6015
E1-E2 64.4321 64.3740 -156.7321 -156.7826
E1-W1 312.9631 313.0425 -164.2450 -164.3218
E1-W2 219.8261 219.6977 -158.7981 -158.8578
E2-W1 249.2265 249.3681 -166.1821 -166.2628
E2-W2 155.4532 155.3834 -159.6542 -159.7174
W1-W2 96.4148 96.6346 3.2557 3.1757
Header: used keywords
Key Value
HIERARCH OBS PROG ID S8/NOIR13
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60908.1707114664
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 21.9493
HIERARCH ISS PBL12 END 21.9512
HIERARCH ISS PBLA12 START 90.7709
HIERARCH ISS PBLA12 END 91.0087
HIERARCH ISS PBL13 START 266.2835
HIERARCH ISS PBL13 END 265.7104
HIERARCH ISS PBLA13 START 50.2064
HIERARCH ISS PBLA13 END 50.2821
HIERARCH ISS PBL14 START 210.8728
HIERARCH ISS PBL14 END 210.4341
HIERARCH ISS PBLA14 START 58.1631
HIERARCH ISS PBLA14 END 58.283
HIERARCH ISS PBL15 START 177.2358
HIERARCH ISS PBL15 END 177.9588
HIERARCH ISS PBLA15 START 137.5506
HIERARCH ISS PBLA15 END 137.6908
HIERARCH ISS PBL16 START 129.7739
HIERARCH ISS PBL16 END 129.9772
HIERARCH ISS PBLA16 START 105.4258
HIERARCH ISS PBLA16 END 105.6755
HIERARCH ISS PBL23 START 250.0169
HIERARCH ISS PBL23 END 249.4865
HIERARCH ISS PBLA23 START 46.9335
HIERARCH ISS PBLA23 END 46.9912
HIERARCH ISS PBL24 START 192.7464
HIERARCH ISS PBL24 END 192.3338
HIERARCH ISS PBLA24 START 54.6448
HIERARCH ISS PBLA24 END 54.7455
HIERARCH ISS PBL25 START 162.9915
HIERARCH ISS PBL25 END 163.6803
HIERARCH ISS PBLA25 START 143.1824
HIERARCH ISS PBLA25 END 143.2902
HIERARCH ISS PBL26 START 108.6806
HIERARCH ISS PBL26 END 108.8833
HIERARCH ISS PBLA26 START 108.3546
HIERARCH ISS PBLA26 END 108.6015
HIERARCH ISS PBL34 START 64.4321
HIERARCH ISS PBL34 END 64.374
HIERARCH ISS PBLA34 START -156.7321
HIERARCH ISS PBLA34 END -156.7826
HIERARCH ISS PBL35 START 312.9631
HIERARCH ISS PBL35 END 313.0425
HIERARCH ISS PBLA35 START -164.245
HIERARCH ISS PBLA35 END -164.3218
HIERARCH ISS PBL36 START 219.8261
HIERARCH ISS PBL36 END 219.6977
HIERARCH ISS PBLA36 START -158.7981
HIERARCH ISS PBLA36 END -158.8578
HIERARCH ISS PBL45 START 249.2265
HIERARCH ISS PBL45 END 249.3681
HIERARCH ISS PBLA45 START -166.1821
HIERARCH ISS PBLA45 END -166.2628
HIERARCH ISS PBL46 START 155.4532
HIERARCH ISS PBL46 END 155.3834
HIERARCH ISS PBLA46 START -159.6542
HIERARCH ISS PBLA46 END -159.7174
HIERARCH ISS PBL56 START 96.4148
HIERARCH ISS PBL56 END 96.6346
HIERARCH ISS PBLA56 START 3.2557
HIERARCH ISS PBLA56 END 3.1757
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1