Exposure
ID
SPICA.2025-08-18T03-28-23_1
Header ID
SPICA.2025-08-18T03-28-23
Date updated
2025-08-18 03:27:18 UTC+0000
Release date
None
UTC Start
2025-08-18 03:27:18.116
UTC End
2025-08-18 03:28:18.116
MJD Start
60905.1439596768
MJD End
60905.144654121235
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 33.8875 33.8892 96.4444 96.5959
S1-E1 329.4657 329.4141 64.2607 64.4056
S1-E2 277.5386 277.5046 71.9377 72.0855
S1-W1 273.8389 273.9629 125.8874 126.0494
S1-W2 209.1113 209.1433 105.8418 105.9987
S2-E1 301.3263 301.2757 60.8266 60.9701
S2-E2 247.1041 247.0696 68.6766 68.8234
S2-W1 244.8953 245.0211 129.7877 129.9491
S2-W2 175.7657 175.7966 107.6458 107.8035
E1-E2 65.8450 65.8372 -150.0080 -149.8779
E1-W1 312.7096 312.7990 -166.1381 -166.0159
E1-W2 221.8239 221.8216 -154.4688 -154.3423
E2-W1 250.1265 250.2262 -170.3321 -170.2099
E2-W2 156.2623 156.2682 -156.3468 -156.2216
W1-W2 105.4877 105.5805 -11.3095 -11.1732
Header: used keywords
Key Value
HIERARCH OBS PROG ID S02
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60905.1439596768
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 33.8875
HIERARCH ISS PBL12 END 33.8892
HIERARCH ISS PBLA12 START 96.4444
HIERARCH ISS PBLA12 END 96.5959
HIERARCH ISS PBL13 START 329.4657
HIERARCH ISS PBL13 END 329.4141
HIERARCH ISS PBLA13 START 64.2607
HIERARCH ISS PBLA13 END 64.4056
HIERARCH ISS PBL14 START 277.5386
HIERARCH ISS PBL14 END 277.5046
HIERARCH ISS PBLA14 START 71.9377
HIERARCH ISS PBLA14 END 72.0855
HIERARCH ISS PBL15 START 273.8389
HIERARCH ISS PBL15 END 273.9629
HIERARCH ISS PBLA15 START 125.8874
HIERARCH ISS PBLA15 END 126.0494
HIERARCH ISS PBL16 START 209.1113
HIERARCH ISS PBL16 END 209.1433
HIERARCH ISS PBLA16 START 105.8418
HIERARCH ISS PBLA16 END 105.9987
HIERARCH ISS PBL23 START 301.3263
HIERARCH ISS PBL23 END 301.2757
HIERARCH ISS PBLA23 START 60.8266
HIERARCH ISS PBLA23 END 60.9701
HIERARCH ISS PBL24 START 247.1041
HIERARCH ISS PBL24 END 247.0696
HIERARCH ISS PBLA24 START 68.6766
HIERARCH ISS PBLA24 END 68.8234
HIERARCH ISS PBL25 START 244.8953
HIERARCH ISS PBL25 END 245.0211
HIERARCH ISS PBLA25 START 129.7877
HIERARCH ISS PBLA25 END 129.9491
HIERARCH ISS PBL26 START 175.7657
HIERARCH ISS PBL26 END 175.7966
HIERARCH ISS PBLA26 START 107.6458
HIERARCH ISS PBLA26 END 107.8035
HIERARCH ISS PBL34 START 65.845
HIERARCH ISS PBL34 END 65.8372
HIERARCH ISS PBLA34 START -150.008
HIERARCH ISS PBLA34 END -149.8779
HIERARCH ISS PBL35 START 312.7096
HIERARCH ISS PBL35 END 312.799
HIERARCH ISS PBLA35 START -166.1381
HIERARCH ISS PBLA35 END -166.0159
HIERARCH ISS PBL36 START 221.8239
HIERARCH ISS PBL36 END 221.8216
HIERARCH ISS PBLA36 START -154.4688
HIERARCH ISS PBLA36 END -154.3423
HIERARCH ISS PBL45 START 250.1265
HIERARCH ISS PBL45 END 250.2262
HIERARCH ISS PBLA45 START -170.3321
HIERARCH ISS PBLA45 END -170.2099
HIERARCH ISS PBL46 START 156.2623
HIERARCH ISS PBL46 END 156.2682
HIERARCH ISS PBLA46 START -156.3468
HIERARCH ISS PBLA46 END -156.2216
HIERARCH ISS PBL56 START 105.4877
HIERARCH ISS PBL56 END 105.5805
HIERARCH ISS PBLA56 START -11.3095
HIERARCH ISS PBLA56 END -11.1732
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1