Exposure
ID
SPICA.2025-10-05T11-40-22_1
Header ID
SPICA.2025-10-05T11-40-22
Date updated
2025-10-05 11:39:17 UTC+0000
Release date
None
UTC Start
2025-10-05 11:39:17.350
UTC End
2025-10-05 11:40:17.350
MJD Start
60953.4856174764
MJD End
60953.48631192083
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 32.7234 32.7297 98.3607 98.5152
S1-E1 318.5110 318.3410 65.0009 65.1467
S1-E2 267.6145 267.5111 72.9380 73.0905
S1-W1 265.9766 266.2117 129.1293 129.2713
S1-W2 201.8253 201.9122 108.1976 108.3524
S2-E1 291.7348 291.5631 61.4646 61.6068
S2-E2 238.4740 238.3658 69.5609 69.7109
S2-W1 238.4477 238.6730 133.1550 133.2926
S2-W2 169.6751 169.7559 110.0858 110.2401
E1-E2 64.9890 64.9465 -149.6528 -149.5508
E1-W1 313.4640 313.4337 -164.7698 -164.6882
E1-W2 220.1278 220.0148 -153.8718 -153.7773
E2-W1 251.2961 251.3137 -168.6370 -168.5577
E2-W2 155.3885 155.3187 -155.6350 -155.5433
W1-W2 105.8323 105.9260 -7.9259 -7.8389
Header: used keywords
Key Value
HIERARCH OBS PROG ID S03/S05
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60953.4856174764
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 32.7234
HIERARCH ISS PBL12 END 32.7297
HIERARCH ISS PBLA12 START 98.3607
HIERARCH ISS PBLA12 END 98.5152
HIERARCH ISS PBL13 START 318.511
HIERARCH ISS PBL13 END 318.341
HIERARCH ISS PBLA13 START 65.0009
HIERARCH ISS PBLA13 END 65.1467
HIERARCH ISS PBL14 START 267.6145
HIERARCH ISS PBL14 END 267.5111
HIERARCH ISS PBLA14 START 72.938
HIERARCH ISS PBLA14 END 73.0905
HIERARCH ISS PBL15 START 265.9766
HIERARCH ISS PBL15 END 266.2117
HIERARCH ISS PBLA15 START 129.1293
HIERARCH ISS PBLA15 END 129.2713
HIERARCH ISS PBL16 START 201.8253
HIERARCH ISS PBL16 END 201.9122
HIERARCH ISS PBLA16 START 108.1976
HIERARCH ISS PBLA16 END 108.3524
HIERARCH ISS PBL23 START 291.7348
HIERARCH ISS PBL23 END 291.5631
HIERARCH ISS PBLA23 START 61.4646
HIERARCH ISS PBLA23 END 61.6068
HIERARCH ISS PBL24 START 238.474
HIERARCH ISS PBL24 END 238.3658
HIERARCH ISS PBLA24 START 69.5609
HIERARCH ISS PBLA24 END 69.7109
HIERARCH ISS PBL25 START 238.4477
HIERARCH ISS PBL25 END 238.673
HIERARCH ISS PBLA25 START 133.155
HIERARCH ISS PBLA25 END 133.2926
HIERARCH ISS PBL26 START 169.6751
HIERARCH ISS PBL26 END 169.7559
HIERARCH ISS PBLA26 START 110.0858
HIERARCH ISS PBLA26 END 110.2401
HIERARCH ISS PBL34 START 64.989
HIERARCH ISS PBL34 END 64.9465
HIERARCH ISS PBLA34 START -149.6528
HIERARCH ISS PBLA34 END -149.5508
HIERARCH ISS PBL35 START 313.464
HIERARCH ISS PBL35 END 313.4337
HIERARCH ISS PBLA35 START -164.7698
HIERARCH ISS PBLA35 END -164.6882
HIERARCH ISS PBL36 START 220.1278
HIERARCH ISS PBL36 END 220.0148
HIERARCH ISS PBLA36 START -153.8718
HIERARCH ISS PBLA36 END -153.7773
HIERARCH ISS PBL45 START 251.2961
HIERARCH ISS PBL45 END 251.3137
HIERARCH ISS PBLA45 START -168.637
HIERARCH ISS PBLA45 END -168.5577
HIERARCH ISS PBL46 START 155.3885
HIERARCH ISS PBL46 END 155.3187
HIERARCH ISS PBLA46 START -155.635
HIERARCH ISS PBLA46 END -155.5433
HIERARCH ISS PBL56 START 105.8323
HIERARCH ISS PBL56 END 105.926
HIERARCH ISS PBLA56 START -7.9259
HIERARCH ISS PBLA56 END -7.8389
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1