Exposure
ID
GRAVI.2021-01-06T01:17:23.317_2
Header ID
GRAVI.2021-01-06T01:17:23.317
Date updated
2021-01-06 01:31:00 UTC+0000
Release date
2022-01-06 01:31:00 UTC+0000
UTC Start
2021-01-06 01:17:23.317
UTC End
2021-01-06 01:22:43.317
MJD Start
59220.05374209
MJD End
59220.0574457937
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.01352
Ambient temperature (°C)
11.43
Seeing (arcsec)
0.525
Observation
ID
46112
Category
science
Program ID
1104.C-0651(C)
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/ EISENHAUE...
Target
ID
33031
Name
51Eri
RA
69.40055
DEC
-2.47354944444444
Instrument
Interferometer
VLTI
Instrument
GRAVITY_FT
Instrument mode
LOW
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 50.8070 51.0360 21.4000 22.1000
U1-U3 91.7580 92.3010 28.5000 29.1000
U1-U4 119.1900 120.2950 59.3600 59.7320
U2-U3 41.8050 42.1140 37.1000 37.7000
U2-U4 85.0720 85.7290 80.9100 81.0410
U3-U4 62.0900 62.2360 108.7130 108.7280
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1104.C-0651(C)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 59220.05374209
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME 51Eri
HIERARCH ESO INS SOBJ NAME 51erib
RA 69.402777
DEC -2.47372
HIERARCH ESO INS SPEC RES LOW
HIERARCH ESO INS POLA MODE SPLIT
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 342.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 50.807
HIERARCH ESO ISS PBL12 END 51.036
HIERARCH ESO ISS PBLA12 START 21.4
HIERARCH ESO ISS PBLA12 END 22.1
HIERARCH ESO ISS PBL13 START 91.758
HIERARCH ESO ISS PBL13 END 92.301
HIERARCH ESO ISS PBLA13 START 28.5
HIERARCH ESO ISS PBLA13 END 29.1
HIERARCH ESO ISS PBL14 START 119.19
HIERARCH ESO ISS PBL14 END 120.295
HIERARCH ESO ISS PBLA14 START 59.36
HIERARCH ESO ISS PBLA14 END 59.732
HIERARCH ESO ISS PBL23 START 41.805
HIERARCH ESO ISS PBL23 END 42.114
HIERARCH ESO ISS PBLA23 START 37.1
HIERARCH ESO ISS PBLA23 END 37.7
HIERARCH ESO ISS PBL24 START 85.072
HIERARCH ESO ISS PBL24 END 85.729
HIERARCH ESO ISS PBLA24 START 80.91
HIERARCH ESO ISS PBLA24 END 81.041
HIERARCH ESO ISS PBL34 START 62.09
HIERARCH ESO ISS PBL34 END 62.236
HIERARCH ESO ISS PBLA34 START 108.713
HIERARCH ESO ISS PBLA34 END 108.728
HIERARCH ESO ISS AMBI TAU0 START 0.013061
HIERARCH ESO ISS AMBI TAU0 END 0.013979
HIERARCH ESO ISS AMBI TEMP 11.43
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.5
HIERARCH ESO FT ROBJ NAME 51Eri
HIERARCH ESO FT ROBJ ALPHA 043736.132
HIERARCH ESO FT ROBJ DELTA -022824.778