Exposure
ID
SPICA.2025-08-18T03-38-41_1
Header ID
SPICA.2025-08-18T03-38-41
Date updated
2025-08-18 03:37:36 UTC+0000
Release date
None
UTC Start
2025-08-18 03:37:36.026
UTC End
2025-08-18 03:38:36.026
MJD Start
60905.151111408
MJD End
60905.15180585243
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
64254
Category
science
Program ID
S02
Program Title
TBD
Program Type
Normal
PI / COI
vrard
Target
ID
47852
Name
HD_161797_A
RA
266.6147
DEC
27.72068
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 33.9050 33.9070 97.8814 98.0317
S1-E1 328.9439 328.8854 65.6561 65.8049
S1-E2 277.2084 277.1731 73.3570 73.5077
S1-W1 274.9691 275.0809 127.4057 127.5623
S1-W2 209.4159 209.4477 107.3229 107.4769
S2-E1 300.8056 300.7461 62.2103 62.3581
S2-E2 246.7638 246.7267 70.0875 70.2376
S2-W1 246.0347 246.1467 131.2996 131.4554
S2-W2 176.0580 176.0884 109.1332 109.2877
E1-E2 65.7368 65.7211 -148.7512 -148.6167
E1-W1 313.3496 313.3897 -164.9672 -164.8430
E1-W2 221.6755 221.6436 -153.2489 -153.1185
E2-W1 250.9006 250.9594 -169.1631 -169.0395
E2-W2 156.2261 156.2104 -155.1398 -155.0109
W1-W2 106.2997 106.3757 -10.0257 -9.8923
Header: used keywords
Key Value
HIERARCH OBS PROG ID S02
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60905.151111408
PI-COI vrard
HIERARCH OBS TARG NAME HD_161797_A
HIERARCH OBS RA 266.6147
HIERARCH OBS DEC 27.72068
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 33.905
HIERARCH ISS PBL12 END 33.907
HIERARCH ISS PBLA12 START 97.8814
HIERARCH ISS PBLA12 END 98.0317
HIERARCH ISS PBL13 START 328.9439
HIERARCH ISS PBL13 END 328.8854
HIERARCH ISS PBLA13 START 65.6561
HIERARCH ISS PBLA13 END 65.8049
HIERARCH ISS PBL14 START 277.2084
HIERARCH ISS PBL14 END 277.1731
HIERARCH ISS PBLA14 START 73.357
HIERARCH ISS PBLA14 END 73.5077
HIERARCH ISS PBL15 START 274.9691
HIERARCH ISS PBL15 END 275.0809
HIERARCH ISS PBLA15 START 127.4057
HIERARCH ISS PBLA15 END 127.5623
HIERARCH ISS PBL16 START 209.4159
HIERARCH ISS PBL16 END 209.4477
HIERARCH ISS PBLA16 START 107.3229
HIERARCH ISS PBLA16 END 107.4769
HIERARCH ISS PBL23 START 300.8056
HIERARCH ISS PBL23 END 300.7461
HIERARCH ISS PBLA23 START 62.2103
HIERARCH ISS PBLA23 END 62.3581
HIERARCH ISS PBL24 START 246.7638
HIERARCH ISS PBL24 END 246.7267
HIERARCH ISS PBLA24 START 70.0875
HIERARCH ISS PBLA24 END 70.2376
HIERARCH ISS PBL25 START 246.0347
HIERARCH ISS PBL25 END 246.1467
HIERARCH ISS PBLA25 START 131.2996
HIERARCH ISS PBLA25 END 131.4554
HIERARCH ISS PBL26 START 176.058
HIERARCH ISS PBL26 END 176.0884
HIERARCH ISS PBLA26 START 109.1332
HIERARCH ISS PBLA26 END 109.2877
HIERARCH ISS PBL34 START 65.7368
HIERARCH ISS PBL34 END 65.7211
HIERARCH ISS PBLA34 START -148.7512
HIERARCH ISS PBLA34 END -148.6167
HIERARCH ISS PBL35 START 313.3496
HIERARCH ISS PBL35 END 313.3897
HIERARCH ISS PBLA35 START -164.9672
HIERARCH ISS PBLA35 END -164.843
HIERARCH ISS PBL36 START 221.6755
HIERARCH ISS PBL36 END 221.6436
HIERARCH ISS PBLA36 START -153.2489
HIERARCH ISS PBLA36 END -153.1185
HIERARCH ISS PBL45 START 250.9006
HIERARCH ISS PBL45 END 250.9594
HIERARCH ISS PBLA45 START -169.1631
HIERARCH ISS PBLA45 END -169.0395
HIERARCH ISS PBL46 START 156.2261
HIERARCH ISS PBL46 END 156.2104
HIERARCH ISS PBLA46 START -155.1398
HIERARCH ISS PBLA46 END -155.0109
HIERARCH ISS PBL56 START 106.2997
HIERARCH ISS PBL56 END 106.3757
HIERARCH ISS PBLA56 START -10.0257
HIERARCH ISS PBLA56 END -9.8923
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1