Exposure
ID
GRAVI.2018-08-27T06:45:04.898_1
Header ID
GRAVI.2018-08-27T06:45:04.898
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 06:45:04.898
UTC End
2018-08-27 06:50:04.898
MJD Start
58357.28130669
MJD End
58357.2847789122
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.007127
Ambient temperature (°C)
13.9
Seeing (arcsec)
0.75
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 49.2790 49.2930 38.1000 38.1000
U1-U3 92.7900 92.8130 43.3000 43.3000
U1-U4 129.8240 129.8310 63.0650 63.0480
U2-U3 43.9430 43.9520 49.2000 49.2000
U2-U4 87.6520 87.6380 76.7940 76.7730
U3-U4 52.8110 52.7850 99.4940 99.4800
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 58357.28130669
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 49.279
HIERARCH ESO ISS PBL12 END 49.293
HIERARCH ESO ISS PBLA12 START 38.1
HIERARCH ESO ISS PBLA12 END 38.1
HIERARCH ESO ISS PBL13 START 92.79
HIERARCH ESO ISS PBL13 END 92.813
HIERARCH ESO ISS PBLA13 START 43.3
HIERARCH ESO ISS PBLA13 END 43.3
HIERARCH ESO ISS PBL14 START 129.824
HIERARCH ESO ISS PBL14 END 129.831
HIERARCH ESO ISS PBLA14 START 63.065
HIERARCH ESO ISS PBLA14 END 63.048
HIERARCH ESO ISS PBL23 START 43.943
HIERARCH ESO ISS PBL23 END 43.952
HIERARCH ESO ISS PBLA23 START 49.2
HIERARCH ESO ISS PBLA23 END 49.2
HIERARCH ESO ISS PBL24 START 87.652
HIERARCH ESO ISS PBL24 END 87.638
HIERARCH ESO ISS PBLA24 START 76.794
HIERARCH ESO ISS PBLA24 END 76.773
HIERARCH ESO ISS PBL34 START 52.811
HIERARCH ESO ISS PBL34 END 52.785
HIERARCH ESO ISS PBLA34 START 99.494
HIERARCH ESO ISS PBLA34 END 99.48
HIERARCH ESO ISS AMBI TAU0 START 0.007127
HIERARCH ESO ISS AMBI TAU0 END 0.007127
HIERARCH ESO ISS AMBI TEMP 13.9
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.75
HIERARCH ESO FT ROBJ NAME HR8799
HIERARCH ESO FT ROBJ ALPHA 230728.720
HIERARCH ESO FT ROBJ DELTA 210803.300