Exposure
ID
SPICA.2025-08-20T03-40-12_1
Header ID
SPICA.2025-08-20T03-40-12
Date updated
2025-08-20 03:39:07 UTC+0000
Release date
None
UTC Start
2025-08-20 03:39:07.269
UTC End
2025-08-20 03:40:07.269
MJD Start
60907.1521674654
MJD End
60907.15286190983
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 22.4888 22.4989 94.8325 95.0620
S1-E1 258.8019 258.2231 52.1821 52.2794
S1-E2 206.0207 205.6024 60.8886 61.0301
S1-W1 192.0897 192.7862 138.9559 139.0678
S1-W2 136.3508 136.5952 109.2446 109.4685
S2-E1 242.7400 242.1930 48.5833 48.6618
S2-E2 187.7847 187.3805 57.0543 57.1770
S2-W1 176.6416 177.2938 144.0411 144.1258
S2-W2 114.7064 114.9402 112.0416 112.2599
E1-E2 63.3613 63.2845 -157.3027 -157.3419
E1-W1 313.4986 313.4770 -165.5346 -165.6019
E1-W2 217.2472 217.0526 -159.6039 -159.6531
E2-W1 250.9542 251.0137 -167.6064 -167.6776
E2-W2 153.9580 153.8407 -160.5508 -160.6036
W1-W2 99.9671 100.1524 1.4891 1.4181
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 60907.1521674654
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 22.4888
HIERARCH ISS PBL12 END 22.4989
HIERARCH ISS PBLA12 START 94.8325
HIERARCH ISS PBLA12 END 95.062
HIERARCH ISS PBL13 START 258.8019
HIERARCH ISS PBL13 END 258.2231
HIERARCH ISS PBLA13 START 52.1821
HIERARCH ISS PBLA13 END 52.2794
HIERARCH ISS PBL14 START 206.0207
HIERARCH ISS PBL14 END 205.6024
HIERARCH ISS PBLA14 START 60.8886
HIERARCH ISS PBLA14 END 61.0301
HIERARCH ISS PBL15 START 192.0897
HIERARCH ISS PBL15 END 192.7862
HIERARCH ISS PBLA15 START 138.9559
HIERARCH ISS PBLA15 END 139.0678
HIERARCH ISS PBL16 START 136.3508
HIERARCH ISS PBL16 END 136.5952
HIERARCH ISS PBLA16 START 109.2446
HIERARCH ISS PBLA16 END 109.4685
HIERARCH ISS PBL23 START 242.74
HIERARCH ISS PBL23 END 242.193
HIERARCH ISS PBLA23 START 48.5833
HIERARCH ISS PBLA23 END 48.6618
HIERARCH ISS PBL24 START 187.7847
HIERARCH ISS PBL24 END 187.3805
HIERARCH ISS PBLA24 START 57.0543
HIERARCH ISS PBLA24 END 57.177
HIERARCH ISS PBL25 START 176.6416
HIERARCH ISS PBL25 END 177.2938
HIERARCH ISS PBLA25 START 144.0411
HIERARCH ISS PBLA25 END 144.1258
HIERARCH ISS PBL26 START 114.7064
HIERARCH ISS PBL26 END 114.9402
HIERARCH ISS PBLA26 START 112.0416
HIERARCH ISS PBLA26 END 112.2599
HIERARCH ISS PBL34 START 63.3613
HIERARCH ISS PBL34 END 63.2845
HIERARCH ISS PBLA34 START -157.3027
HIERARCH ISS PBLA34 END -157.3419
HIERARCH ISS PBL35 START 313.4986
HIERARCH ISS PBL35 END 313.477
HIERARCH ISS PBLA35 START -165.5346
HIERARCH ISS PBLA35 END -165.6019
HIERARCH ISS PBL36 START 217.2472
HIERARCH ISS PBL36 END 217.0526
HIERARCH ISS PBLA36 START -159.6039
HIERARCH ISS PBLA36 END -159.6531
HIERARCH ISS PBL45 START 250.9542
HIERARCH ISS PBL45 END 251.0137
HIERARCH ISS PBLA45 START -167.6064
HIERARCH ISS PBLA45 END -167.6776
HIERARCH ISS PBL46 START 153.958
HIERARCH ISS PBL46 END 153.8407
HIERARCH ISS PBLA46 START -160.5508
HIERARCH ISS PBLA46 END -160.6036
HIERARCH ISS PBL56 START 99.9671
HIERARCH ISS PBL56 END 100.1524
HIERARCH ISS PBLA56 START 1.4891
HIERARCH ISS PBLA56 END 1.4181
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1