Exposure
ID
GRAVI.2019-11-11T05:01:18.274_2
Header ID
GRAVI.2019-11-11T05:01:18.274
Date updated
2019-11-11 05:40:12 UTC+0000
Release date
2020-11-11 05:40:12 UTC+0000
UTC Start
2019-11-11 05:01:18.274
UTC End
2019-11-11 05:21:18.274
MJD Start
58798.20923928
MJD End
58798.2231281689
Exposure time (s)
1200.0
Validation level
1
Tau 0: Coherence time (s)
0.003294
Ambient temperature (°C)
13.46
Seeing (arcsec)
0.645
Observation
ID
43522
Category
science
Program ID
1104.C-0651(A)
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
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 50.8400 51.6620 21.5000 23.9000
U1-U3 91.8350 93.7480 28.6000 30.9000
U1-U4 119.3500 123.0060 59.4200 60.6360
U2-U3 41.8490 42.9190 37.2000 39.2000
U2-U4 85.1680 87.2350 80.9360 81.3680
U3-U4 62.1130 62.4550 108.7210 108.8320
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1104.C-0651(A)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 58798.20923928
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME 51Eri
HIERARCH ESO INS SOBJ NAME 51erib
RA 69.402794
DEC -2.47353
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 1214.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 50.84
HIERARCH ESO ISS PBL12 END 51.662
HIERARCH ESO ISS PBLA12 START 21.5
HIERARCH ESO ISS PBLA12 END 23.9
HIERARCH ESO ISS PBL13 START 91.835
HIERARCH ESO ISS PBL13 END 93.748
HIERARCH ESO ISS PBLA13 START 28.6
HIERARCH ESO ISS PBLA13 END 30.9
HIERARCH ESO ISS PBL14 START 119.35
HIERARCH ESO ISS PBL14 END 123.006
HIERARCH ESO ISS PBLA14 START 59.42
HIERARCH ESO ISS PBLA14 END 60.636
HIERARCH ESO ISS PBL23 START 41.849
HIERARCH ESO ISS PBL23 END 42.919
HIERARCH ESO ISS PBLA23 START 37.2
HIERARCH ESO ISS PBLA23 END 39.2
HIERARCH ESO ISS PBL24 START 85.168
HIERARCH ESO ISS PBL24 END 87.235
HIERARCH ESO ISS PBLA24 START 80.936
HIERARCH ESO ISS PBLA24 END 81.368
HIERARCH ESO ISS PBL34 START 62.113
HIERARCH ESO ISS PBL34 END 62.455
HIERARCH ESO ISS PBLA34 START 108.721
HIERARCH ESO ISS PBLA34 END 108.832
HIERARCH ESO ISS AMBI TAU0 START 0.00288
HIERARCH ESO ISS AMBI TAU0 END 0.003708
HIERARCH ESO ISS AMBI TEMP 13.46
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.56
HIERARCH ESO FT ROBJ NAME 51Eri
HIERARCH ESO FT ROBJ ALPHA 043736.132
HIERARCH ESO FT ROBJ DELTA -022824.778