Exposure
ID
SPICA.2025-12-13T02-59-31_1
Header ID
SPICA.2025-12-13T02-59-31
Date updated
2025-12-13 02:58:26 UTC+0000
Release date
None
UTC Start
2025-12-13 02:58:26.582
UTC End
2025-12-13 02:59:26.582
MJD Start
61022.1239187676
MJD End
61022.12461321203
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
9.22529
Ambient temperature (°C)
-1.234
Seeing (arcsec)
0.82733
Observation
ID
72264
Category
science
Program ID
External
Program Title
TBD
Program Type
Normal
PI / COI
mourard
Target
ID
53670
Name
HD_4180
RA
11.18133
DEC
48.28437
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 32.9700 32.9659 98.6422 98.7980
S1-E1 322.6681 322.7613 65.6954 65.8611
S1-E2 271.0996 271.1573 73.5134 73.6745
S1-W1 276.0074 275.9349 127.8383 128.0215
S1-W2 205.6738 205.6273 108.2001 108.3633
S2-E1 295.5450 295.6379 62.2170 62.3852
S2-E2 241.6560 241.7157 70.1920 70.3550
S2-W1 247.7486 247.6883 131.5603 131.7472
S2-W2 173.2480 173.2064 110.0108 110.1757
E1-E2 65.4634 65.4830 -148.5905 -148.3985
E1-W1 311.5547 311.6605 -165.8630 -165.6654
E1-W2 220.3766 220.4470 -153.3971 -153.2037
E2-W1 249.8008 249.8857 -170.3257 -170.1266
E2-W2 155.2404 155.2911 -155.4220 -155.2281
W1-W2 107.4746 107.5043 -12.1341 -11.9282
Header: used keywords
Key Value
HIERARCH OBS PROG ID External
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 61022.1239187676
PI-COI mourard
HIERARCH OBS TARG NAME HD_4180
HIERARCH OBS RA 11.18133
HIERARCH OBS DEC 48.28437
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 32.97
HIERARCH ISS PBL12 END 32.9659
HIERARCH ISS PBLA12 START 98.6422
HIERARCH ISS PBLA12 END 98.798
HIERARCH ISS PBL13 START 322.6681
HIERARCH ISS PBL13 END 322.7613
HIERARCH ISS PBLA13 START 65.6954
HIERARCH ISS PBLA13 END 65.8611
HIERARCH ISS PBL14 START 271.0996
HIERARCH ISS PBL14 END 271.1573
HIERARCH ISS PBLA14 START 73.5134
HIERARCH ISS PBLA14 END 73.6745
HIERARCH ISS PBL15 START 276.0074
HIERARCH ISS PBL15 END 275.9349
HIERARCH ISS PBLA15 START 127.8383
HIERARCH ISS PBLA15 END 128.0215
HIERARCH ISS PBL16 START 205.6738
HIERARCH ISS PBL16 END 205.6273
HIERARCH ISS PBLA16 START 108.2001
HIERARCH ISS PBLA16 END 108.3633
HIERARCH ISS PBL23 START 295.545
HIERARCH ISS PBL23 END 295.6379
HIERARCH ISS PBLA23 START 62.217
HIERARCH ISS PBLA23 END 62.3852
HIERARCH ISS PBL24 START 241.656
HIERARCH ISS PBL24 END 241.7157
HIERARCH ISS PBLA24 START 70.192
HIERARCH ISS PBLA24 END 70.355
HIERARCH ISS PBL25 START 247.7486
HIERARCH ISS PBL25 END 247.6883
HIERARCH ISS PBLA25 START 131.5603
HIERARCH ISS PBLA25 END 131.7472
HIERARCH ISS PBL26 START 173.248
HIERARCH ISS PBL26 END 173.2064
HIERARCH ISS PBLA26 START 110.0108
HIERARCH ISS PBLA26 END 110.1757
HIERARCH ISS PBL34 START 65.4634
HIERARCH ISS PBL34 END 65.483
HIERARCH ISS PBLA34 START -148.5905
HIERARCH ISS PBLA34 END -148.3985
HIERARCH ISS PBL35 START 311.5547
HIERARCH ISS PBL35 END 311.6605
HIERARCH ISS PBLA35 START -165.863
HIERARCH ISS PBLA35 END -165.6654
HIERARCH ISS PBL36 START 220.3766
HIERARCH ISS PBL36 END 220.447
HIERARCH ISS PBLA36 START -153.3971
HIERARCH ISS PBLA36 END -153.2037
HIERARCH ISS PBL45 START 249.8008
HIERARCH ISS PBL45 END 249.8857
HIERARCH ISS PBLA45 START -170.3257
HIERARCH ISS PBLA45 END -170.1266
HIERARCH ISS PBL46 START 155.2404
HIERARCH ISS PBL46 END 155.2911
HIERARCH ISS PBLA46 START -155.422
HIERARCH ISS PBLA46 END -155.2281
HIERARCH ISS PBL56 START 107.4746
HIERARCH ISS PBL56 END 107.5043
HIERARCH ISS PBLA56 START -12.1341
HIERARCH ISS PBLA56 END -11.9282
HIERARCH CHARA TAU0 9.22529
HIERARCH CHARA SEEING 0.82733