Exposure
ID
SPICA.2025-10-05T11-31-51_1
Header ID
SPICA.2025-10-05T11-31-51
Date updated
2025-10-05 11:30:46 UTC+0000
Release date
None
UTC Start
2025-10-05 11:30:46.095
UTC End
2025-10-05 11:31:46.095
MJD Start
60953.4797001715
MJD End
60953.48039461593
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
70767
Category
science
Program ID
S03/S05
Program Title
TBD
Program Type
Normal
PI / COI
vrard/ebrahimkutty
Target
ID
52238
Name
HD_31539
RA
74.34309
DEC
17.15368
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 32.6773 32.6828 97.1371 97.2932
S1-E1 319.8387 319.6713 63.8725 64.0139
S1-E2 268.4421 268.3358 71.7520 71.9012
S1-W1 264.0777 264.3234 127.9842 128.1322
S1-W2 201.1524 201.2366 106.9637 107.1219
S2-E1 293.0643 292.8979 60.3662 60.5036
S2-E2 239.3303 239.2212 68.3964 68.5426
S2-W1 236.6170 236.8550 132.0448 132.1885
S2-W2 169.0466 169.1256 108.8543 109.0123
E1-E2 65.2905 65.2556 -150.4358 -150.3383
E1-W1 313.4934 313.5102 -165.4012 -165.3220
E1-W2 220.8927 220.8080 -154.5978 -154.5073
E2-W1 250.9843 251.0410 -169.2531 -169.1756
E2-W2 155.8465 155.7973 -156.3402 -156.2522
W1-W2 105.0219 105.1320 -8.6201 -8.5310
Header: used keywords
Key Value
HIERARCH OBS PROG ID S03/S05
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60953.4797001715
PI-COI vrard/ebrahimkutty
HIERARCH OBS TARG NAME HD_31539
HIERARCH OBS RA 74.34309
HIERARCH OBS DEC 17.15368
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 32.6773
HIERARCH ISS PBL12 END 32.6828
HIERARCH ISS PBLA12 START 97.1371
HIERARCH ISS PBLA12 END 97.2932
HIERARCH ISS PBL13 START 319.8387
HIERARCH ISS PBL13 END 319.6713
HIERARCH ISS PBLA13 START 63.8725
HIERARCH ISS PBLA13 END 64.0139
HIERARCH ISS PBL14 START 268.4421
HIERARCH ISS PBL14 END 268.3358
HIERARCH ISS PBLA14 START 71.752
HIERARCH ISS PBLA14 END 71.9012
HIERARCH ISS PBL15 START 264.0777
HIERARCH ISS PBL15 END 264.3234
HIERARCH ISS PBLA15 START 127.9842
HIERARCH ISS PBLA15 END 128.1322
HIERARCH ISS PBL16 START 201.1524
HIERARCH ISS PBL16 END 201.2366
HIERARCH ISS PBLA16 START 106.9637
HIERARCH ISS PBLA16 END 107.1219
HIERARCH ISS PBL23 START 293.0643
HIERARCH ISS PBL23 END 292.8979
HIERARCH ISS PBLA23 START 60.3662
HIERARCH ISS PBLA23 END 60.5036
HIERARCH ISS PBL24 START 239.3303
HIERARCH ISS PBL24 END 239.2212
HIERARCH ISS PBLA24 START 68.3964
HIERARCH ISS PBLA24 END 68.5426
HIERARCH ISS PBL25 START 236.617
HIERARCH ISS PBL25 END 236.855
HIERARCH ISS PBLA25 START 132.0448
HIERARCH ISS PBLA25 END 132.1885
HIERARCH ISS PBL26 START 169.0466
HIERARCH ISS PBL26 END 169.1256
HIERARCH ISS PBLA26 START 108.8543
HIERARCH ISS PBLA26 END 109.0123
HIERARCH ISS PBL34 START 65.2905
HIERARCH ISS PBL34 END 65.2556
HIERARCH ISS PBLA34 START -150.4358
HIERARCH ISS PBLA34 END -150.3383
HIERARCH ISS PBL35 START 313.4934
HIERARCH ISS PBL35 END 313.5102
HIERARCH ISS PBLA35 START -165.4012
HIERARCH ISS PBLA35 END -165.322
HIERARCH ISS PBL36 START 220.8927
HIERARCH ISS PBL36 END 220.808
HIERARCH ISS PBLA36 START -154.5978
HIERARCH ISS PBLA36 END -154.5073
HIERARCH ISS PBL45 START 250.9843
HIERARCH ISS PBL45 END 251.041
HIERARCH ISS PBLA45 START -169.2531
HIERARCH ISS PBLA45 END -169.1756
HIERARCH ISS PBL46 START 155.8465
HIERARCH ISS PBL46 END 155.7973
HIERARCH ISS PBLA46 START -156.3402
HIERARCH ISS PBLA46 END -156.2522
HIERARCH ISS PBL56 START 105.0219
HIERARCH ISS PBL56 END 105.132
HIERARCH ISS PBLA56 START -8.6201
HIERARCH ISS PBLA56 END -8.531
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1