Exposure
ID
GRAVI.2018-08-28T06:24:33.856_1
Header ID
GRAVI.2018-08-28T06:24:33.856
Date updated
2019-01-21 12:09:42 UTC+0000
Release date
2019-01-21 12:09:42 UTC+0000
UTC Start
2018-08-28 06:24:33.856
UTC End
2018-08-28 06:25:23.856
MJD Start
58358.26705852
MJD End
58358.2676372237
Exposure time (s)
50.0
Validation level
1
Tau 0: Coherence time (s)
0.0041895
Ambient temperature (°C)
13.41
Seeing (arcsec)
0.785
Observation
ID
42473
Category
science
Program ID
60.A-9102(G)
Program Title
GRAVITY COMMISSIONING
Program Type
Normal
PI / COI
GRAVITYTEAM, G
Target
ID
32112
Name
HR8799e
RA
346.872661
DEC
21.13403
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 48.0820 48.0970 37.8000 37.8000
U1-U3 90.6740 90.7010 43.4000 43.4000
U1-U4 128.9770 128.9900 64.3840 64.3680
U2-U3 43.0820 43.0930 49.7000 49.7000
U2-U4 88.6320 88.6230 78.4370 78.4180
U3-U4 54.9150 54.8920 100.6010 100.5870
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9102(G)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 58358.26705852
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR8799
HIERARCH ESO INS SOBJ NAME HR8799e
RA 346.872661
DEC 21.13403
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 70.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 50
HIERARCH ESO ISS PBL12 START 48.082
HIERARCH ESO ISS PBL12 END 48.097
HIERARCH ESO ISS PBLA12 START 37.8
HIERARCH ESO ISS PBLA12 END 37.8
HIERARCH ESO ISS PBL13 START 90.674
HIERARCH ESO ISS PBL13 END 90.701
HIERARCH ESO ISS PBLA13 START 43.4
HIERARCH ESO ISS PBLA13 END 43.4
HIERARCH ESO ISS PBL14 START 128.977
HIERARCH ESO ISS PBL14 END 128.99
HIERARCH ESO ISS PBLA14 START 64.384
HIERARCH ESO ISS PBLA14 END 64.368
HIERARCH ESO ISS PBL23 START 43.082
HIERARCH ESO ISS PBL23 END 43.093
HIERARCH ESO ISS PBLA23 START 49.7
HIERARCH ESO ISS PBLA23 END 49.7
HIERARCH ESO ISS PBL24 START 88.632
HIERARCH ESO ISS PBL24 END 88.623
HIERARCH ESO ISS PBLA24 START 78.437
HIERARCH ESO ISS PBLA24 END 78.418
HIERARCH ESO ISS PBL34 START 54.915
HIERARCH ESO ISS PBL34 END 54.892
HIERARCH ESO ISS PBLA34 START 100.601
HIERARCH ESO ISS PBLA34 END 100.587
HIERARCH ESO ISS AMBI TAU0 START 0.004423
HIERARCH ESO ISS AMBI TAU0 END 0.003956
HIERARCH ESO ISS AMBI TEMP 13.41
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.86
HIERARCH ESO FT ROBJ NAME HR8799
HIERARCH ESO FT ROBJ ALPHA 230728.720
HIERARCH ESO FT ROBJ DELTA 210803.300