Exposure
ID
SPICA.2025-08-22T05-01-01_1
Header ID
SPICA.2025-08-22T05-01-01
Date updated
2025-08-22 04:59:56 UTC+0000
Release date
None
UTC Start
2025-08-22 04:59:56.646
UTC End
2025-08-22 05:00:56.646
MJD Start
60909.208294511
MJD End
60909.20898895543
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
70053
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
51976
Name
HD_184915
RA
294.2227
DEC
-7.027477
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 25.8659 25.8808 98.1302 98.3255
S1-E1 269.8084 269.3278 57.6604 57.7889
S1-E2 220.0181 219.7000 66.6588 66.8185
S1-W1 221.0851 221.6581 136.1276 136.2368
S1-W2 159.5283 159.7575 110.6160 110.8004
S2-E1 250.6938 250.2247 53.8206 53.9344
S2-E2 198.4172 198.0970 62.7564 62.9035
S2-W1 201.3325 201.8665 140.6640 140.7550
S2-W2 134.3906 134.6039 113.0008 113.1808
E1-E2 62.7716 62.6855 -155.5845 -155.5820
E1-W1 312.7676 312.6648 -166.1756 -166.2041
E1-W2 215.3737 215.1393 -158.5823 -158.5911
E2-W1 251.3303 251.3192 -168.8067 -168.8394
E2-W2 152.7233 152.5757 -159.8140 -159.8269
W1-W2 103.2808 103.4267 -2.1705 -2.2006
Invalid fields
Key
PROGRAM_ID
Header: validation messages
Message
No value for 'HIERARCH OBS PROG ID'
Header: used keywords
Key Value
HIERARCH OBS PROG ID
HIERARCH DPR CATG CALIB
HIERARCH DPR TYPE STD
MJD-OBS 60909.208294511
PI-COI spica
HIERARCH OBS TARG NAME HD_184915
HIERARCH OBS RA 294.2227
HIERARCH OBS DEC -7.027477
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 25.8659
HIERARCH ISS PBL12 END 25.8808
HIERARCH ISS PBLA12 START 98.1302
HIERARCH ISS PBLA12 END 98.3255
HIERARCH ISS PBL13 START 269.8084
HIERARCH ISS PBL13 END 269.3278
HIERARCH ISS PBLA13 START 57.6604
HIERARCH ISS PBLA13 END 57.7889
HIERARCH ISS PBL14 START 220.0181
HIERARCH ISS PBL14 END 219.7
HIERARCH ISS PBLA14 START 66.6588
HIERARCH ISS PBLA14 END 66.8185
HIERARCH ISS PBL15 START 221.0851
HIERARCH ISS PBL15 END 221.6581
HIERARCH ISS PBLA15 START 136.1276
HIERARCH ISS PBLA15 END 136.2368
HIERARCH ISS PBL16 START 159.5283
HIERARCH ISS PBL16 END 159.7575
HIERARCH ISS PBLA16 START 110.616
HIERARCH ISS PBLA16 END 110.8004
HIERARCH ISS PBL23 START 250.6938
HIERARCH ISS PBL23 END 250.2247
HIERARCH ISS PBLA23 START 53.8206
HIERARCH ISS PBLA23 END 53.9344
HIERARCH ISS PBL24 START 198.4172
HIERARCH ISS PBL24 END 198.097
HIERARCH ISS PBLA24 START 62.7564
HIERARCH ISS PBLA24 END 62.9035
HIERARCH ISS PBL25 START 201.3325
HIERARCH ISS PBL25 END 201.8665
HIERARCH ISS PBLA25 START 140.664
HIERARCH ISS PBLA25 END 140.755
HIERARCH ISS PBL26 START 134.3906
HIERARCH ISS PBL26 END 134.6039
HIERARCH ISS PBLA26 START 113.0008
HIERARCH ISS PBLA26 END 113.1808
HIERARCH ISS PBL34 START 62.7716
HIERARCH ISS PBL34 END 62.6855
HIERARCH ISS PBLA34 START -155.5845
HIERARCH ISS PBLA34 END -155.582
HIERARCH ISS PBL35 START 312.7676
HIERARCH ISS PBL35 END 312.6648
HIERARCH ISS PBLA35 START -166.1756
HIERARCH ISS PBLA35 END -166.2041
HIERARCH ISS PBL36 START 215.3737
HIERARCH ISS PBL36 END 215.1393
HIERARCH ISS PBLA36 START -158.5823
HIERARCH ISS PBLA36 END -158.5911
HIERARCH ISS PBL45 START 251.3303
HIERARCH ISS PBL45 END 251.3192
HIERARCH ISS PBLA45 START -168.8067
HIERARCH ISS PBLA45 END -168.8394
HIERARCH ISS PBL46 START 152.7233
HIERARCH ISS PBL46 END 152.5757
HIERARCH ISS PBLA46 START -159.814
HIERARCH ISS PBLA46 END -159.8269
HIERARCH ISS PBL56 START 103.2808
HIERARCH ISS PBL56 END 103.4267
HIERARCH ISS PBLA56 START -2.1705
HIERARCH ISS PBLA56 END -2.2006
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1