Exposure
ID
GRAVI.2021-08-27T04:28:56.636_1
Header ID
GRAVI.2021-08-27T04:28:56.636
Date updated
2021-08-27 04:36:08 UTC+0000
Release date
2022-08-27 04:36:08 UTC+0000
UTC Start
2021-08-27 04:28:56.636
UTC End
2021-08-27 04:30:00.636
MJD Start
59453.18676662
MJD End
59453.1875073607
Exposure time (s)
64.0
Validation level
1
Tau 0: Coherence time (s)
0.003767
Ambient temperature (°C)
8.62
Seeing (arcsec)
0.72
Observation
ID
47974
Category
science
Program ID
1104.C-0651(D)
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
35997
Name
HR8799e_new
RA
346.872364
DEC
21.13412
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 38.2200 38.3360 29.2000 29.4000
U1-U3 70.8880 71.1490 38.3000 38.4000
U1-U4 108.4550 108.8430 71.3390 71.2810
U2-U3 33.6930 33.8310 48.6000 48.7000
U2-U4 84.1160 84.2880 89.0890 88.9640
U3-U4 62.4430 62.4320 109.5930 109.4690
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1104.C-0651(D)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 59453.18676662
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR 8799
HIERARCH ESO INS SOBJ NAME HR8799e_new
RA 346.872364
DEC 21.13412
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 86.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 38.22
HIERARCH ESO ISS PBL12 END 38.336
HIERARCH ESO ISS PBLA12 START 29.2
HIERARCH ESO ISS PBLA12 END 29.4
HIERARCH ESO ISS PBL13 START 70.888
HIERARCH ESO ISS PBL13 END 71.149
HIERARCH ESO ISS PBLA13 START 38.3
HIERARCH ESO ISS PBLA13 END 38.4
HIERARCH ESO ISS PBL14 START 108.455
HIERARCH ESO ISS PBL14 END 108.843
HIERARCH ESO ISS PBLA14 START 71.339
HIERARCH ESO ISS PBLA14 END 71.281
HIERARCH ESO ISS PBL23 START 33.693
HIERARCH ESO ISS PBL23 END 33.831
HIERARCH ESO ISS PBLA23 START 48.6
HIERARCH ESO ISS PBLA23 END 48.7
HIERARCH ESO ISS PBL24 START 84.116
HIERARCH ESO ISS PBL24 END 84.288
HIERARCH ESO ISS PBLA24 START 89.089
HIERARCH ESO ISS PBLA24 END 88.964
HIERARCH ESO ISS PBL34 START 62.443
HIERARCH ESO ISS PBL34 END 62.432
HIERARCH ESO ISS PBLA34 START 109.593
HIERARCH ESO ISS PBLA34 END 109.469
HIERARCH ESO ISS AMBI TAU0 START 0.003893
HIERARCH ESO ISS AMBI TAU0 END 0.003641
HIERARCH ESO ISS AMBI TEMP 8.62
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.74
HIERARCH ESO FT ROBJ NAME HR_8799
HIERARCH ESO FT ROBJ ALPHA 230728.715
HIERARCH ESO FT ROBJ DELTA 210803.302