Exposure
ID
GRAVI.2022-08-19T06:32:13.167_1
Header ID
GRAVI.2022-08-19T06:32:13.167
Date updated
2022-08-19 06:45:58 UTC+0000
Release date
2023-08-19 06:45:58 UTC+0000
UTC Start
2022-08-19 06:32:13.167
UTC End
2022-08-19 06:38:53.167
MJD Start
59810.27237462
MJD End
59810.2770042496
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.016077
Ambient temperature (°C)
12.14
Seeing (arcsec)
0.52
Observation
ID
52000
Category
science
Program ID
1104.C-0651(F)
Program Title
AN INTERFEROMETRIC SURVEY OF THE DYNAMICS AND CHEMICAL COMPOSITION OF DIRECTLY IMAGED EXOPLANETS
Program Type
DDT
PI / COI
LACOUR/ NOWAK/ WANG/ MOLLI`ERE/ CHOQUET/ PUEYO/ GREENBAUM/ WARD-DUONG/ BONNEFOY/ RAMEAU/ CHARNAY/ BOCCALETTI/ PETRUS/ BERGER/ LE BOUQUIN/ MONNIER/ GARDNER/ BENISTY/ GIRARD/ PALADINI/ MULLER/ KEPPLER/ LAGRANGE/ MOUILLET/ PERRIN/ KERVELLA/ ...
Target
ID
38726
Name
hr8799c
RA
346.872401
DEC
21.13404
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 45.9130 46.4710 36.9000 37.2000
U1-U3 86.6860 87.7320 43.2000 43.3000
U1-U4 126.4540 127.2170 66.3960 65.9160
U2-U3 41.3670 41.8270 50.3000 50.2000
U2-U4 89.4070 89.3160 81.0530 80.4110
U3-U4 57.8730 57.1980 102.5040 102.0170
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1104.C-0651(F)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 59810.27237462
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR8799
HIERARCH ESO INS SOBJ NAME hr8799c
RA 346.872401
DEC 21.13404
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 45.913
HIERARCH ESO ISS PBL12 END 46.471
HIERARCH ESO ISS PBLA12 START 36.9
HIERARCH ESO ISS PBLA12 END 37.2
HIERARCH ESO ISS PBL13 START 86.686
HIERARCH ESO ISS PBL13 END 87.732
HIERARCH ESO ISS PBLA13 START 43.2
HIERARCH ESO ISS PBLA13 END 43.3
HIERARCH ESO ISS PBL14 START 126.454
HIERARCH ESO ISS PBL14 END 127.217
HIERARCH ESO ISS PBLA14 START 66.396
HIERARCH ESO ISS PBLA14 END 65.916
HIERARCH ESO ISS PBL23 START 41.367
HIERARCH ESO ISS PBL23 END 41.827
HIERARCH ESO ISS PBLA23 START 50.3
HIERARCH ESO ISS PBLA23 END 50.2
HIERARCH ESO ISS PBL24 START 89.407
HIERARCH ESO ISS PBL24 END 89.316
HIERARCH ESO ISS PBLA24 START 81.053
HIERARCH ESO ISS PBLA24 END 80.411
HIERARCH ESO ISS PBL34 START 57.873
HIERARCH ESO ISS PBL34 END 57.198
HIERARCH ESO ISS PBLA34 START 102.504
HIERARCH ESO ISS PBLA34 END 102.017
HIERARCH ESO ISS AMBI TAU0 START 0.016576
HIERARCH ESO ISS AMBI TAU0 END 0.015578
HIERARCH ESO ISS AMBI TEMP 12.14
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.59
HIERARCH ESO FT ROBJ NAME HR8799
HIERARCH ESO FT ROBJ ALPHA 230728.715
HIERARCH ESO FT ROBJ DELTA 210803.302