Exposure
ID
SPICA.2025-08-20T04-12-54_1
Header ID
SPICA.2025-08-20T04-12-54
Date updated
2025-08-20 04:11:49 UTC+0000
Release date
None
UTC Start
2025-08-20 04:11:49.373
UTC End
2025-08-20 04:12:49.373
MJD Start
60907.1748769999
MJD End
60907.175571444335
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 21.9533 21.9561 91.2248 91.4624
S1-E1 265.1880 264.6124 50.3519 50.4297
S1-E2 210.0354 209.5974 58.3931 58.5153
S1-W1 178.6160 179.3381 137.8165 137.9528
S1-W2 130.1648 130.3738 105.9016 106.1489
S2-E1 249.0025 248.4685 47.0445 47.1040
S2-E2 191.9582 191.5450 54.8381 54.9411
S2-W1 164.3057 164.9921 143.3868 143.4912
S2-W2 109.0697 109.2769 108.8247 109.0688
E1-E2 64.3202 64.2599 -156.8281 -156.8778
E1-W1 313.1096 313.1776 -164.3913 -164.4675
E1-W2 219.5775 219.4414 -158.9118 -158.9708
E2-W1 249.4927 249.6249 -166.3359 -166.4159
E2-W2 155.3174 155.2421 -159.7745 -159.8369
W1-W2 96.8329 97.0489 3.1032 3.0237
Header: used keywords
Key Value
HIERARCH OBS PROG ID S8/NOIR13
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60907.1748769999
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 21.9533
HIERARCH ISS PBL12 END 21.9561
HIERARCH ISS PBLA12 START 91.2248
HIERARCH ISS PBLA12 END 91.4624
HIERARCH ISS PBL13 START 265.188
HIERARCH ISS PBL13 END 264.6124
HIERARCH ISS PBLA13 START 50.3519
HIERARCH ISS PBLA13 END 50.4297
HIERARCH ISS PBL14 START 210.0354
HIERARCH ISS PBL14 END 209.5974
HIERARCH ISS PBLA14 START 58.3931
HIERARCH ISS PBLA14 END 58.5153
HIERARCH ISS PBL15 START 178.616
HIERARCH ISS PBL15 END 179.3381
HIERARCH ISS PBLA15 START 137.8165
HIERARCH ISS PBLA15 END 137.9528
HIERARCH ISS PBL16 START 130.1648
HIERARCH ISS PBL16 END 130.3738
HIERARCH ISS PBLA16 START 105.9016
HIERARCH ISS PBLA16 END 106.1489
HIERARCH ISS PBL23 START 249.0025
HIERARCH ISS PBL23 END 248.4685
HIERARCH ISS PBLA23 START 47.0445
HIERARCH ISS PBLA23 END 47.104
HIERARCH ISS PBL24 START 191.9582
HIERARCH ISS PBL24 END 191.545
HIERARCH ISS PBLA24 START 54.8381
HIERARCH ISS PBLA24 END 54.9411
HIERARCH ISS PBL25 START 164.3057
HIERARCH ISS PBL25 END 164.9921
HIERARCH ISS PBLA25 START 143.3868
HIERARCH ISS PBLA25 END 143.4912
HIERARCH ISS PBL26 START 109.0697
HIERARCH ISS PBL26 END 109.2769
HIERARCH ISS PBLA26 START 108.8247
HIERARCH ISS PBLA26 END 109.0688
HIERARCH ISS PBL34 START 64.3202
HIERARCH ISS PBL34 END 64.2599
HIERARCH ISS PBLA34 START -156.8281
HIERARCH ISS PBLA34 END -156.8778
HIERARCH ISS PBL35 START 313.1096
HIERARCH ISS PBL35 END 313.1776
HIERARCH ISS PBLA35 START -164.3913
HIERARCH ISS PBLA35 END -164.4675
HIERARCH ISS PBL36 START 219.5775
HIERARCH ISS PBL36 END 219.4414
HIERARCH ISS PBLA36 START -158.9118
HIERARCH ISS PBLA36 END -158.9708
HIERARCH ISS PBL45 START 249.4927
HIERARCH ISS PBL45 END 249.6249
HIERARCH ISS PBLA45 START -166.3359
HIERARCH ISS PBLA45 END -166.4159
HIERARCH ISS PBL46 START 155.3174
HIERARCH ISS PBL46 END 155.2421
HIERARCH ISS PBLA46 START -159.7745
HIERARCH ISS PBLA46 END -159.8369
HIERARCH ISS PBL56 START 96.8329
HIERARCH ISS PBL56 END 97.0489
HIERARCH ISS PBLA56 START 3.1032
HIERARCH ISS PBLA56 END 3.0237
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1