Exposure
ID
GRAVI.2018-08-27T06:27:31.854_1
Header ID
GRAVI.2018-08-27T06:27:31.854
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 06:27:31.854
UTC End
2018-08-27 06:28:21.854
MJD Start
58357.26911868
MJD End
58357.2696973837
Exposure time (s)
50.0
Validation level
1
Tau 0: Coherence time (s)
0.006278
Ambient temperature (°C)
13.86
Seeing (arcsec)
0.765
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 48.0090 48.0910 37.8000 37.8000
U1-U3 90.5430 90.6900 43.4000 43.4000
U1-U4 128.9120 128.9850 64.4600 64.3760
U2-U3 43.0270 43.0890 49.7000 49.7000
U2-U4 88.6780 88.6260 78.5330 78.4270
U3-U4 55.0320 54.9010 100.6680 100.5930
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 58357.26911868
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 70.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 50
HIERARCH ESO ISS PBL12 START 48.009
HIERARCH ESO ISS PBL12 END 48.091
HIERARCH ESO ISS PBLA12 START 37.8
HIERARCH ESO ISS PBLA12 END 37.8
HIERARCH ESO ISS PBL13 START 90.543
HIERARCH ESO ISS PBL13 END 90.69
HIERARCH ESO ISS PBLA13 START 43.4
HIERARCH ESO ISS PBLA13 END 43.4
HIERARCH ESO ISS PBL14 START 128.912
HIERARCH ESO ISS PBL14 END 128.985
HIERARCH ESO ISS PBLA14 START 64.46
HIERARCH ESO ISS PBLA14 END 64.376
HIERARCH ESO ISS PBL23 START 43.027
HIERARCH ESO ISS PBL23 END 43.089
HIERARCH ESO ISS PBLA23 START 49.7
HIERARCH ESO ISS PBLA23 END 49.7
HIERARCH ESO ISS PBL24 START 88.678
HIERARCH ESO ISS PBL24 END 88.626
HIERARCH ESO ISS PBLA24 START 78.533
HIERARCH ESO ISS PBLA24 END 78.427
HIERARCH ESO ISS PBL34 START 55.032
HIERARCH ESO ISS PBL34 END 54.901
HIERARCH ESO ISS PBLA34 START 100.668
HIERARCH ESO ISS PBLA34 END 100.593
HIERARCH ESO ISS AMBI TAU0 START 0.006094
HIERARCH ESO ISS AMBI TAU0 END 0.006462
HIERARCH ESO ISS AMBI TEMP 13.86
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.71
HIERARCH ESO FT ROBJ NAME HR8799
HIERARCH ESO FT ROBJ ALPHA 230728.720
HIERARCH ESO FT ROBJ DELTA 210803.300