Exposure
ID
GRAVI.2022-09-15T04:53:01.074_1
Header ID
GRAVI.2022-09-15T04:53:01.074
Date updated
2022-09-15 05:10:58 UTC+0000
Release date
2023-09-15 05:10:58 UTC+0000
UTC Start
2022-09-15 04:53:01.074
UTC End
2022-09-15 04:59:41.074
MJD Start
59837.20348465
MJD End
59837.2081142796
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.005104
Ambient temperature (°C)
12.38
Seeing (arcsec)
0.505
Observation
ID
52369
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
38950
Name
hr8799d
RA
346.872124
DEC
21.13371
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 46.4700 47.0180 37.2000 37.4000
U1-U3 87.7290 88.7430 43.3000 43.4000
U1-U4 127.2160 127.8920 65.9180 65.4220
U2-U3 41.8260 42.2660 50.2000 50.0000
U2-U4 89.3170 89.1560 80.4120 79.7610
U3-U4 57.1990 56.4780 102.0180 101.5360
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 59837.20348465
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR8799
HIERARCH ESO INS SOBJ NAME hr8799d
RA 346.872124
DEC 21.13371
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 46.47
HIERARCH ESO ISS PBL12 END 47.018
HIERARCH ESO ISS PBLA12 START 37.2
HIERARCH ESO ISS PBLA12 END 37.4
HIERARCH ESO ISS PBL13 START 87.729
HIERARCH ESO ISS PBL13 END 88.743
HIERARCH ESO ISS PBLA13 START 43.3
HIERARCH ESO ISS PBLA13 END 43.4
HIERARCH ESO ISS PBL14 START 127.216
HIERARCH ESO ISS PBL14 END 127.892
HIERARCH ESO ISS PBLA14 START 65.918
HIERARCH ESO ISS PBLA14 END 65.422
HIERARCH ESO ISS PBL23 START 41.826
HIERARCH ESO ISS PBL23 END 42.266
HIERARCH ESO ISS PBLA23 START 50.2
HIERARCH ESO ISS PBLA23 END 50.0
HIERARCH ESO ISS PBL24 START 89.317
HIERARCH ESO ISS PBL24 END 89.156
HIERARCH ESO ISS PBLA24 START 80.412
HIERARCH ESO ISS PBLA24 END 79.761
HIERARCH ESO ISS PBL34 START 57.199
HIERARCH ESO ISS PBL34 END 56.478
HIERARCH ESO ISS PBLA34 START 102.018
HIERARCH ESO ISS PBLA34 END 101.536
HIERARCH ESO ISS AMBI TAU0 START 0.004314
HIERARCH ESO ISS AMBI TAU0 END 0.005894
HIERARCH ESO ISS AMBI TEMP 12.38
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.5
HIERARCH ESO FT ROBJ NAME HR8799
HIERARCH ESO FT ROBJ ALPHA 230728.715
HIERARCH ESO FT ROBJ DELTA 210803.310