Exposure
ID
SPICA.2025-08-18T03-27-17_1
Header ID
SPICA.2025-08-18T03-27-17
Date updated
2025-08-18 03:26:11 UTC+0000
Release date
None
UTC Start
2025-08-18 03:26:11.976
UTC End
2025-08-18 03:27:11.976
MJD Start
60905.1431941669
MJD End
60905.14388861133
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 33.8857 33.8874 96.2898 96.4415
S1-E1 329.5174 329.4666 64.1136 64.2580
S1-E2 277.5730 277.5392 71.7874 71.9349
S1-W1 273.7113 273.8365 125.7219 125.8844
S1-W2 209.0787 209.1107 105.6816 105.8388
S2-E1 301.3767 301.3272 60.6809 60.8239
S2-E2 247.1388 247.1047 68.5275 68.6739
S2-W1 244.7659 244.8930 129.6226 129.7847
S2-W2 175.7342 175.7651 107.4848 107.6428
E1-E2 65.8520 65.8451 -150.1401 -150.0105
E1-W1 312.6131 312.7079 -166.2623 -166.1404
E1-W2 221.8229 221.8239 -154.5972 -154.4711
E2-W1 250.0206 250.1246 -170.4566 -170.3344
E2-W2 156.2539 156.2622 -156.4740 -156.3492
W1-W2 105.3914 105.4859 -11.4485 -11.3120
Header: used keywords
Key Value
HIERARCH OBS PROG ID S02
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60905.1431941669
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 33.8857
HIERARCH ISS PBL12 END 33.8874
HIERARCH ISS PBLA12 START 96.2898
HIERARCH ISS PBLA12 END 96.4415
HIERARCH ISS PBL13 START 329.5174
HIERARCH ISS PBL13 END 329.4666
HIERARCH ISS PBLA13 START 64.1136
HIERARCH ISS PBLA13 END 64.258
HIERARCH ISS PBL14 START 277.573
HIERARCH ISS PBL14 END 277.5392
HIERARCH ISS PBLA14 START 71.7874
HIERARCH ISS PBLA14 END 71.9349
HIERARCH ISS PBL15 START 273.7113
HIERARCH ISS PBL15 END 273.8365
HIERARCH ISS PBLA15 START 125.7219
HIERARCH ISS PBLA15 END 125.8844
HIERARCH ISS PBL16 START 209.0787
HIERARCH ISS PBL16 END 209.1107
HIERARCH ISS PBLA16 START 105.6816
HIERARCH ISS PBLA16 END 105.8388
HIERARCH ISS PBL23 START 301.3767
HIERARCH ISS PBL23 END 301.3272
HIERARCH ISS PBLA23 START 60.6809
HIERARCH ISS PBLA23 END 60.8239
HIERARCH ISS PBL24 START 247.1388
HIERARCH ISS PBL24 END 247.1047
HIERARCH ISS PBLA24 START 68.5275
HIERARCH ISS PBLA24 END 68.6739
HIERARCH ISS PBL25 START 244.7659
HIERARCH ISS PBL25 END 244.893
HIERARCH ISS PBLA25 START 129.6226
HIERARCH ISS PBLA25 END 129.7847
HIERARCH ISS PBL26 START 175.7342
HIERARCH ISS PBL26 END 175.7651
HIERARCH ISS PBLA26 START 107.4848
HIERARCH ISS PBLA26 END 107.6428
HIERARCH ISS PBL34 START 65.852
HIERARCH ISS PBL34 END 65.8451
HIERARCH ISS PBLA34 START -150.1401
HIERARCH ISS PBLA34 END -150.0105
HIERARCH ISS PBL35 START 312.6131
HIERARCH ISS PBL35 END 312.7079
HIERARCH ISS PBLA35 START -166.2623
HIERARCH ISS PBLA35 END -166.1404
HIERARCH ISS PBL36 START 221.8229
HIERARCH ISS PBL36 END 221.8239
HIERARCH ISS PBLA36 START -154.5972
HIERARCH ISS PBLA36 END -154.4711
HIERARCH ISS PBL45 START 250.0206
HIERARCH ISS PBL45 END 250.1246
HIERARCH ISS PBLA45 START -170.4566
HIERARCH ISS PBLA45 END -170.3344
HIERARCH ISS PBL46 START 156.2539
HIERARCH ISS PBL46 END 156.2622
HIERARCH ISS PBLA46 START -156.474
HIERARCH ISS PBLA46 END -156.3492
HIERARCH ISS PBL56 START 105.3914
HIERARCH ISS PBL56 END 105.4859
HIERARCH ISS PBLA56 START -11.4485
HIERARCH ISS PBLA56 END -11.312
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1