Exposure
ID
GRAVI.2021-08-27T04:14:44.600_1
Header ID
GRAVI.2021-08-27T04:14:44.600
Date updated
2021-08-27 04:40:41 UTC+0000
Release date
2022-08-27 04:40:40 UTC+0000
UTC Start
2021-08-27 04:14:44.600
UTC End
2021-08-27 04:28:04.600
MJD Start
59453.17690509
MJD End
59453.1861643493
Exposure time (s)
800.0
Validation level
1
Tau 0: Coherence time (s)
0.004209
Ambient temperature (°C)
8.74
Seeing (arcsec)
0.675
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 37.0620 38.1780 27.2000 29.1000
U1-U3 68.2310 70.7950 36.7000 38.2000
U1-U4 104.3250 108.3160 71.8920 71.3590
U2-U3 32.2680 33.6430 47.7000 48.6000
U2-U4 82.2140 84.0540 90.3760 89.1340
U3-U4 62.4530 62.4460 110.8820 109.6370
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 59453.17690509
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 814.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 37.062
HIERARCH ESO ISS PBL12 END 38.178
HIERARCH ESO ISS PBLA12 START 27.2
HIERARCH ESO ISS PBLA12 END 29.1
HIERARCH ESO ISS PBL13 START 68.231
HIERARCH ESO ISS PBL13 END 70.795
HIERARCH ESO ISS PBLA13 START 36.7
HIERARCH ESO ISS PBLA13 END 38.2
HIERARCH ESO ISS PBL14 START 104.325
HIERARCH ESO ISS PBL14 END 108.316
HIERARCH ESO ISS PBLA14 START 71.892
HIERARCH ESO ISS PBLA14 END 71.359
HIERARCH ESO ISS PBL23 START 32.268
HIERARCH ESO ISS PBL23 END 33.643
HIERARCH ESO ISS PBLA23 START 47.7
HIERARCH ESO ISS PBLA23 END 48.6
HIERARCH ESO ISS PBL24 START 82.214
HIERARCH ESO ISS PBL24 END 84.054
HIERARCH ESO ISS PBLA24 START 90.376
HIERARCH ESO ISS PBLA24 END 89.134
HIERARCH ESO ISS PBL34 START 62.453
HIERARCH ESO ISS PBL34 END 62.446
HIERARCH ESO ISS PBLA34 START 110.882
HIERARCH ESO ISS PBLA34 END 109.637
HIERARCH ESO ISS AMBI TAU0 START 0.004525
HIERARCH ESO ISS AMBI TAU0 END 0.003893
HIERARCH ESO ISS AMBI TEMP 8.74
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.7
HIERARCH ESO FT ROBJ NAME HR_8799
HIERARCH ESO FT ROBJ ALPHA 230728.715
HIERARCH ESO FT ROBJ DELTA 210803.302