Exposure
ID
GRAVI.2018-08-27T06:04:37.796_1
Header ID
GRAVI.2018-08-27T06:04:37.796
Date updated
2019-01-31 08:01:13 UTC+0000
Release date
2019-01-31 08:01:13 UTC+0000
UTC Start
2018-08-27 06:04:37.796
UTC End
2018-08-27 06:09:37.796
MJD Start
58357.25321523
MJD End
58357.2566874522
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.005481
Ambient temperature (°C)
13.91
Seeing (arcsec)
0.805
Observation
ID
42518
Category
science
Program ID
60.A-9102(G)
Program Title
GRAVITY COMMISSIONING
Program Type
Normal
PI / COI
GRAVITYTEAM, G
Target
ID
32152
Name
HR8799e
RA
346.87252
DEC
21.13405
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 46.2350 46.6510 37.0000 37.2000
U1-U3 87.2880 88.0630 43.3000 43.3000
U1-U4 126.8950 127.4400 66.1230 65.7580
U2-U3 41.6310 41.9700 50.2000 50.1000
U2-U4 89.3650 89.2740 80.6930 80.2080
U3-U4 57.5030 56.9810 102.2370 101.8740
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 58357.25321523
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR8799
HIERARCH ESO INS SOBJ NAME HR8799e
RA 346.87252
DEC 21.13405
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 316.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 10
HIERARCH ESO ISS PBL12 START 46.235
HIERARCH ESO ISS PBL12 END 46.651
HIERARCH ESO ISS PBLA12 START 37.0
HIERARCH ESO ISS PBLA12 END 37.2
HIERARCH ESO ISS PBL13 START 87.288
HIERARCH ESO ISS PBL13 END 88.063
HIERARCH ESO ISS PBLA13 START 43.3
HIERARCH ESO ISS PBLA13 END 43.3
HIERARCH ESO ISS PBL14 START 126.895
HIERARCH ESO ISS PBL14 END 127.44
HIERARCH ESO ISS PBLA14 START 66.123
HIERARCH ESO ISS PBLA14 END 65.758
HIERARCH ESO ISS PBL23 START 41.631
HIERARCH ESO ISS PBL23 END 41.97
HIERARCH ESO ISS PBLA23 START 50.2
HIERARCH ESO ISS PBLA23 END 50.1
HIERARCH ESO ISS PBL24 START 89.365
HIERARCH ESO ISS PBL24 END 89.274
HIERARCH ESO ISS PBLA24 START 80.693
HIERARCH ESO ISS PBLA24 END 80.208
HIERARCH ESO ISS PBL34 START 57.503
HIERARCH ESO ISS PBL34 END 56.981
HIERARCH ESO ISS PBLA34 START 102.237
HIERARCH ESO ISS PBLA34 END 101.874
HIERARCH ESO ISS AMBI TAU0 START 0.005636
HIERARCH ESO ISS AMBI TAU0 END 0.005326
HIERARCH ESO ISS AMBI TEMP 13.91
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.83
HIERARCH ESO FT ROBJ NAME HR8799
HIERARCH ESO FT ROBJ ALPHA 230728.720
HIERARCH ESO FT ROBJ DELTA 210803.300