Exposure
ID
SPICA.2025-08-21T04-38-30_1
Header ID
SPICA.2025-08-21T04-38-30
Date updated
2025-08-21 04:37:24 UTC+0000
Release date
None
UTC Start
2025-08-21 04:37:24.951
UTC End
2025-08-21 04:38:24.951
MJD Start
60908.1926498946
MJD End
60908.19334433903
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 25.6108 25.6170 93.2491 93.4518
S1-E1 281.4662 280.9962 54.8469 54.9499
S1-E2 228.1216 227.7807 63.0583 63.1942
S1-W1 206.7053 207.3036 133.0328 133.1766
S1-W2 154.4575 154.6426 105.8083 106.0157
S2-E1 261.8794 261.4355 51.3641 51.4527
S2-E2 206.3870 206.0583 59.4805 59.6026
S2-W1 187.7409 188.3140 138.0406 138.1641
S2-W2 129.5792 129.7587 108.2715 108.4770
E1-E2 64.5152 64.4576 -155.4862 -155.4961
E1-W1 313.2523 313.3087 -165.3856 -165.4215
E1-W2 219.8089 219.6766 -158.2321 -158.2515
E2-W1 249.9439 250.0627 -167.9290 -167.9680
E2-W2 155.3986 155.3244 -159.3718 -159.3947
W1-W2 99.0132 99.2138 -1.4342 -1.4644
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 60908.1926498946
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 25.6108
HIERARCH ISS PBL12 END 25.617
HIERARCH ISS PBLA12 START 93.2491
HIERARCH ISS PBLA12 END 93.4518
HIERARCH ISS PBL13 START 281.4662
HIERARCH ISS PBL13 END 280.9962
HIERARCH ISS PBLA13 START 54.8469
HIERARCH ISS PBLA13 END 54.9499
HIERARCH ISS PBL14 START 228.1216
HIERARCH ISS PBL14 END 227.7807
HIERARCH ISS PBLA14 START 63.0583
HIERARCH ISS PBLA14 END 63.1942
HIERARCH ISS PBL15 START 206.7053
HIERARCH ISS PBL15 END 207.3036
HIERARCH ISS PBLA15 START 133.0328
HIERARCH ISS PBLA15 END 133.1766
HIERARCH ISS PBL16 START 154.4575
HIERARCH ISS PBL16 END 154.6426
HIERARCH ISS PBLA16 START 105.8083
HIERARCH ISS PBLA16 END 106.0157
HIERARCH ISS PBL23 START 261.8794
HIERARCH ISS PBL23 END 261.4355
HIERARCH ISS PBLA23 START 51.3641
HIERARCH ISS PBLA23 END 51.4527
HIERARCH ISS PBL24 START 206.387
HIERARCH ISS PBL24 END 206.0583
HIERARCH ISS PBLA24 START 59.4805
HIERARCH ISS PBLA24 END 59.6026
HIERARCH ISS PBL25 START 187.7409
HIERARCH ISS PBL25 END 188.314
HIERARCH ISS PBLA25 START 138.0406
HIERARCH ISS PBLA25 END 138.1641
HIERARCH ISS PBL26 START 129.5792
HIERARCH ISS PBL26 END 129.7587
HIERARCH ISS PBLA26 START 108.2715
HIERARCH ISS PBLA26 END 108.477
HIERARCH ISS PBL34 START 64.5152
HIERARCH ISS PBL34 END 64.4576
HIERARCH ISS PBLA34 START -155.4862
HIERARCH ISS PBLA34 END -155.4961
HIERARCH ISS PBL35 START 313.2523
HIERARCH ISS PBL35 END 313.3087
HIERARCH ISS PBLA35 START -165.3856
HIERARCH ISS PBLA35 END -165.4215
HIERARCH ISS PBL36 START 219.8089
HIERARCH ISS PBL36 END 219.6766
HIERARCH ISS PBLA36 START -158.2321
HIERARCH ISS PBLA36 END -158.2515
HIERARCH ISS PBL45 START 249.9439
HIERARCH ISS PBL45 END 250.0627
HIERARCH ISS PBLA45 START -167.929
HIERARCH ISS PBLA45 END -167.968
HIERARCH ISS PBL46 START 155.3986
HIERARCH ISS PBL46 END 155.3244
HIERARCH ISS PBLA46 START -159.3718
HIERARCH ISS PBLA46 END -159.3947
HIERARCH ISS PBL56 START 99.0132
HIERARCH ISS PBL56 END 99.2138
HIERARCH ISS PBLA56 START -1.4342
HIERARCH ISS PBLA56 END -1.4644
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1