Exposure
ID
GRAVI.2023-05-19T07:04:04.958_1
Header ID
GRAVI.2023-05-19T07:04:04.958
Date updated
2023-05-19 07:17:08 UTC+0000
Release date
2024-05-19 07:17:08 UTC+0000
UTC Start
2023-05-19 07:04:04.958
UTC End
2023-05-19 07:10:04.958
MJD Start
60083.29450183
MJD End
60083.2986684967
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0049945
Ambient temperature (°C)
12.38
Seeing (arcsec)
0.56
Observation
ID
55486
Category
science
Program ID
111.252S.001
Program Title
PROBING THE ORIGIN OF THE INNER DISK PHOTOMETRIC VARIABILITY OF HD 169142
Program Type
GTO
PI / COI
BERGER/ BENISTY/ BOURDAROT/ WOILLEZ/ LE BOUQUIN/ ROUSSELET-PERRAUT/ MATTER
Target
ID
41075
Name
HD_169142
RA
276.12407
DEC
-29.78057
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.2000 68.2880 269.5000 270.3000
K0-D0 95.9330 95.9750 249.0000 249.8000
K0-J3 56.2230 56.2900 331.0470 331.7040
G2-D0 39.9560 39.9320 212.3000 213.1000
G2-J3 64.4850 64.4520 39.4560 40.2030
D0-J3 104.2510 104.1930 36.7350 37.4760
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.252S.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60083.29450183
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD_169142
HIERARCH ESO INS SOBJ NAME HD_169142
RA 276.12407
DEC -29.78057
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 68.2
HIERARCH ESO ISS PBL12 END 68.288
HIERARCH ESO ISS PBLA12 START 269.5
HIERARCH ESO ISS PBLA12 END 270.3
HIERARCH ESO ISS PBL13 START 95.933
HIERARCH ESO ISS PBL13 END 95.975
HIERARCH ESO ISS PBLA13 START 249.0
HIERARCH ESO ISS PBLA13 END 249.8
HIERARCH ESO ISS PBL14 START 56.223
HIERARCH ESO ISS PBL14 END 56.29
HIERARCH ESO ISS PBLA14 START 331.047
HIERARCH ESO ISS PBLA14 END 331.704
HIERARCH ESO ISS PBL23 START 39.956
HIERARCH ESO ISS PBL23 END 39.932
HIERARCH ESO ISS PBLA23 START 212.3
HIERARCH ESO ISS PBLA23 END 213.1
HIERARCH ESO ISS PBL24 START 64.485
HIERARCH ESO ISS PBL24 END 64.452
HIERARCH ESO ISS PBLA24 START 39.456
HIERARCH ESO ISS PBLA24 END 40.203
HIERARCH ESO ISS PBL34 START 104.251
HIERARCH ESO ISS PBL34 END 104.193
HIERARCH ESO ISS PBLA34 START 36.735
HIERARCH ESO ISS PBLA34 END 37.476
HIERARCH ESO ISS AMBI TAU0 START 0.00513
HIERARCH ESO ISS AMBI TAU0 END 0.004859
HIERARCH ESO ISS AMBI TEMP 12.38
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.48