Exposure
ID
SPICA.2025-08-20T03-44-57_1
Header ID
SPICA.2025-08-20T03-44-57
Date updated
2025-08-20 03:43:52 UTC+0000
Release date
None
UTC Start
2025-08-20 03:43:52.382
UTC End
2025-08-20 03:44:52.382
MJD Start
60907.1554673868
MJD End
60907.15616183123
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
70051
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
51974
Name
HD_170296
RA
277.2994
DEC
-14.56581
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 22.5366 22.5488 95.8375 96.0654
S1-E1 256.2554 255.6736 52.6182 52.7207
S1-E2 204.1907 203.7764 61.5190 61.6659
S1-W1 195.1390 195.8301 139.4353 139.5402
S1-W2 137.4414 137.6961 110.2177 110.4357
S2-E1 240.3281 239.7753 48.9363 49.0197
S2-E2 186.0118 185.6087 57.6022 57.7303
S2-W1 179.4920 180.1363 144.4024 144.4809
S2-W2 115.7463 115.9879 112.9894 113.2013
E1-E2 63.0155 62.9337 -157.4717 -157.5090
E1-W1 313.3578 313.3091 -165.8277 -165.8937
E1-W2 216.3624 216.1500 -159.8170 -159.8646
E2-W1 251.1783 251.2157 -167.9171 -167.9871
E2-W2 153.4213 153.2913 -160.7802 -160.8315
W1-W2 100.7649 100.9409 1.1789 1.1086
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 60907.1554673868
PI-COI spica
HIERARCH OBS TARG NAME HD_170296
HIERARCH OBS RA 277.2994
HIERARCH OBS DEC -14.56581
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 22.5366
HIERARCH ISS PBL12 END 22.5488
HIERARCH ISS PBLA12 START 95.8375
HIERARCH ISS PBLA12 END 96.0654
HIERARCH ISS PBL13 START 256.2554
HIERARCH ISS PBL13 END 255.6736
HIERARCH ISS PBLA13 START 52.6182
HIERARCH ISS PBLA13 END 52.7207
HIERARCH ISS PBL14 START 204.1907
HIERARCH ISS PBL14 END 203.7764
HIERARCH ISS PBLA14 START 61.519
HIERARCH ISS PBLA14 END 61.6659
HIERARCH ISS PBL15 START 195.139
HIERARCH ISS PBL15 END 195.8301
HIERARCH ISS PBLA15 START 139.4353
HIERARCH ISS PBLA15 END 139.5402
HIERARCH ISS PBL16 START 137.4414
HIERARCH ISS PBL16 END 137.6961
HIERARCH ISS PBLA16 START 110.2177
HIERARCH ISS PBLA16 END 110.4357
HIERARCH ISS PBL23 START 240.3281
HIERARCH ISS PBL23 END 239.7753
HIERARCH ISS PBLA23 START 48.9363
HIERARCH ISS PBLA23 END 49.0197
HIERARCH ISS PBL24 START 186.0118
HIERARCH ISS PBL24 END 185.6087
HIERARCH ISS PBLA24 START 57.6022
HIERARCH ISS PBLA24 END 57.7303
HIERARCH ISS PBL25 START 179.492
HIERARCH ISS PBL25 END 180.1363
HIERARCH ISS PBLA25 START 144.4024
HIERARCH ISS PBLA25 END 144.4809
HIERARCH ISS PBL26 START 115.7463
HIERARCH ISS PBL26 END 115.9879
HIERARCH ISS PBLA26 START 112.9894
HIERARCH ISS PBLA26 END 113.2013
HIERARCH ISS PBL34 START 63.0155
HIERARCH ISS PBL34 END 62.9337
HIERARCH ISS PBLA34 START -157.4717
HIERARCH ISS PBLA34 END -157.509
HIERARCH ISS PBL35 START 313.3578
HIERARCH ISS PBL35 END 313.3091
HIERARCH ISS PBLA35 START -165.8277
HIERARCH ISS PBLA35 END -165.8937
HIERARCH ISS PBL36 START 216.3624
HIERARCH ISS PBL36 END 216.15
HIERARCH ISS PBLA36 START -159.817
HIERARCH ISS PBLA36 END -159.8646
HIERARCH ISS PBL45 START 251.1783
HIERARCH ISS PBL45 END 251.2157
HIERARCH ISS PBLA45 START -167.9171
HIERARCH ISS PBLA45 END -167.9871
HIERARCH ISS PBL46 START 153.4213
HIERARCH ISS PBL46 END 153.2913
HIERARCH ISS PBLA46 START -160.7802
HIERARCH ISS PBLA46 END -160.8315
HIERARCH ISS PBL56 START 100.7649
HIERARCH ISS PBL56 END 100.9409
HIERARCH ISS PBLA56 START 1.1789
HIERARCH ISS PBLA56 END 1.1086
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1