Exposure
ID
SPICA.2025-08-18T03-29-29_1
Header ID
SPICA.2025-08-18T03-29-29
Date updated
2025-08-18 03:28:24 UTC+0000
Release date
None
UTC Start
2025-08-18 03:28:24.229
UTC End
2025-08-18 03:29:24.229
MJD Start
60905.1447248784
MJD End
60905.145419322835
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 33.8892 33.8909 96.5987 96.7501
S1-E1 329.4131 329.3607 64.4082 64.5535
S1-E2 277.5039 277.4697 72.0882 72.2363
S1-W1 273.9651 274.0880 126.0523 126.2137
S1-W2 209.1439 209.1759 106.0015 106.1582
S2-E1 301.2747 301.2231 60.9727 61.1166
S2-E2 247.0690 247.0342 68.8260 68.9731
S2-W1 245.0233 245.1477 129.9520 130.1128
S2-W2 175.7972 175.8281 107.8063 107.9637
E1-E2 65.8371 65.8284 -149.8756 -149.7450
E1-W1 312.8006 312.8847 -166.0137 -165.8914
E1-W2 221.8216 221.8161 -154.3400 -154.2131
E2-W1 250.2279 250.3232 -170.2077 -170.0852
E2-W2 156.2683 156.2719 -156.2193 -156.0937
W1-W2 105.5821 105.6732 -11.1708 -11.0349
Header: used keywords
Key Value
HIERARCH OBS PROG ID S02
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60905.1447248784
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 33.8892
HIERARCH ISS PBL12 END 33.8909
HIERARCH ISS PBLA12 START 96.5987
HIERARCH ISS PBLA12 END 96.7501
HIERARCH ISS PBL13 START 329.4131
HIERARCH ISS PBL13 END 329.3607
HIERARCH ISS PBLA13 START 64.4082
HIERARCH ISS PBLA13 END 64.5535
HIERARCH ISS PBL14 START 277.5039
HIERARCH ISS PBL14 END 277.4697
HIERARCH ISS PBLA14 START 72.0882
HIERARCH ISS PBLA14 END 72.2363
HIERARCH ISS PBL15 START 273.9651
HIERARCH ISS PBL15 END 274.088
HIERARCH ISS PBLA15 START 126.0523
HIERARCH ISS PBLA15 END 126.2137
HIERARCH ISS PBL16 START 209.1439
HIERARCH ISS PBL16 END 209.1759
HIERARCH ISS PBLA16 START 106.0015
HIERARCH ISS PBLA16 END 106.1582
HIERARCH ISS PBL23 START 301.2747
HIERARCH ISS PBL23 END 301.2231
HIERARCH ISS PBLA23 START 60.9727
HIERARCH ISS PBLA23 END 61.1166
HIERARCH ISS PBL24 START 247.069
HIERARCH ISS PBL24 END 247.0342
HIERARCH ISS PBLA24 START 68.826
HIERARCH ISS PBLA24 END 68.9731
HIERARCH ISS PBL25 START 245.0233
HIERARCH ISS PBL25 END 245.1477
HIERARCH ISS PBLA25 START 129.952
HIERARCH ISS PBLA25 END 130.1128
HIERARCH ISS PBL26 START 175.7972
HIERARCH ISS PBL26 END 175.8281
HIERARCH ISS PBLA26 START 107.8063
HIERARCH ISS PBLA26 END 107.9637
HIERARCH ISS PBL34 START 65.8371
HIERARCH ISS PBL34 END 65.8284
HIERARCH ISS PBLA34 START -149.8756
HIERARCH ISS PBLA34 END -149.745
HIERARCH ISS PBL35 START 312.8006
HIERARCH ISS PBL35 END 312.8847
HIERARCH ISS PBLA35 START -166.0137
HIERARCH ISS PBLA35 END -165.8914
HIERARCH ISS PBL36 START 221.8216
HIERARCH ISS PBL36 END 221.8161
HIERARCH ISS PBLA36 START -154.34
HIERARCH ISS PBLA36 END -154.2131
HIERARCH ISS PBL45 START 250.2279
HIERARCH ISS PBL45 END 250.3232
HIERARCH ISS PBLA45 START -170.2077
HIERARCH ISS PBLA45 END -170.0852
HIERARCH ISS PBL46 START 156.2683
HIERARCH ISS PBL46 END 156.2719
HIERARCH ISS PBLA46 START -156.2193
HIERARCH ISS PBLA46 END -156.0937
HIERARCH ISS PBL56 START 105.5821
HIERARCH ISS PBL56 END 105.6732
HIERARCH ISS PBLA56 START -11.1708
HIERARCH ISS PBLA56 END -11.0349
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1