Exposure
ID
SPICA.2025-08-18T03-34-16_1
Header ID
SPICA.2025-08-18T03-34-16
Date updated
2025-08-18 03:33:11 UTC+0000
Release date
None
UTC Start
2025-08-18 03:33:11.595
UTC End
2025-08-18 03:34:11.595
MJD Start
60905.1480508671
MJD End
60905.14874531153
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 33.8972 33.8990 97.2679 97.4188
S1-E1 329.1753 329.1196 65.0544 65.2015
S1-E2 277.3513 277.3164 72.7462 72.8957
S1-W1 274.4995 274.6169 126.7622 126.9211
S1-W2 209.2856 209.3177 106.6924 106.8477
S2-E1 301.0389 300.9830 61.6131 61.7591
S2-E2 246.9127 246.8765 69.4798 69.6285
S2-W1 245.5631 245.6811 130.6591 130.8173
S2-W2 175.9336 175.9642 108.5003 108.6563
E1-E2 65.7924 65.7801 -149.2943 -149.1616
E1-W1 313.1333 313.1944 -165.4707 -165.3474
E1-W2 221.7736 221.7542 -153.7755 -153.6468
E2-W1 250.6169 250.6931 -169.6649 -169.5419
E2-W2 156.2668 156.2603 -155.6606 -155.5333
W1-W2 105.9717 106.0550 -10.5718 -10.4372
Header: used keywords
Key Value
HIERARCH OBS PROG ID S02
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60905.1480508671
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 33.8972
HIERARCH ISS PBL12 END 33.899
HIERARCH ISS PBLA12 START 97.2679
HIERARCH ISS PBLA12 END 97.4188
HIERARCH ISS PBL13 START 329.1753
HIERARCH ISS PBL13 END 329.1196
HIERARCH ISS PBLA13 START 65.0544
HIERARCH ISS PBLA13 END 65.2015
HIERARCH ISS PBL14 START 277.3513
HIERARCH ISS PBL14 END 277.3164
HIERARCH ISS PBLA14 START 72.7462
HIERARCH ISS PBLA14 END 72.8957
HIERARCH ISS PBL15 START 274.4995
HIERARCH ISS PBL15 END 274.6169
HIERARCH ISS PBLA15 START 126.7622
HIERARCH ISS PBLA15 END 126.9211
HIERARCH ISS PBL16 START 209.2856
HIERARCH ISS PBL16 END 209.3177
HIERARCH ISS PBLA16 START 106.6924
HIERARCH ISS PBLA16 END 106.8477
HIERARCH ISS PBL23 START 301.0389
HIERARCH ISS PBL23 END 300.983
HIERARCH ISS PBLA23 START 61.6131
HIERARCH ISS PBLA23 END 61.7591
HIERARCH ISS PBL24 START 246.9127
HIERARCH ISS PBL24 END 246.8765
HIERARCH ISS PBLA24 START 69.4798
HIERARCH ISS PBLA24 END 69.6285
HIERARCH ISS PBL25 START 245.5631
HIERARCH ISS PBL25 END 245.6811
HIERARCH ISS PBLA25 START 130.6591
HIERARCH ISS PBLA25 END 130.8173
HIERARCH ISS PBL26 START 175.9336
HIERARCH ISS PBL26 END 175.9642
HIERARCH ISS PBLA26 START 108.5003
HIERARCH ISS PBLA26 END 108.6563
HIERARCH ISS PBL34 START 65.7924
HIERARCH ISS PBL34 END 65.7801
HIERARCH ISS PBLA34 START -149.2943
HIERARCH ISS PBLA34 END -149.1616
HIERARCH ISS PBL35 START 313.1333
HIERARCH ISS PBL35 END 313.1944
HIERARCH ISS PBLA35 START -165.4707
HIERARCH ISS PBLA35 END -165.3474
HIERARCH ISS PBL36 START 221.7736
HIERARCH ISS PBL36 END 221.7542
HIERARCH ISS PBLA36 START -153.7755
HIERARCH ISS PBLA36 END -153.6468
HIERARCH ISS PBL45 START 250.6169
HIERARCH ISS PBL45 END 250.6931
HIERARCH ISS PBLA45 START -169.6649
HIERARCH ISS PBLA45 END -169.5419
HIERARCH ISS PBL46 START 156.2668
HIERARCH ISS PBL46 END 156.2603
HIERARCH ISS PBLA46 START -155.6606
HIERARCH ISS PBLA46 END -155.5333
HIERARCH ISS PBL56 START 105.9717
HIERARCH ISS PBL56 END 106.055
HIERARCH ISS PBLA56 START -10.5718
HIERARCH ISS PBLA56 END -10.4372
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1