Exposure
ID
GRAVI.2023-05-19T07:17:28.992_1
Header ID
GRAVI.2023-05-19T07:17:28.992
Date updated
2023-05-19 07:33:26 UTC+0000
Release date
2024-05-19 07:33:26 UTC+0000
UTC Start
2023-05-19 07:17:28.992
UTC End
2023-05-19 07:23:28.992
MJD Start
60083.30380778
MJD End
60083.3079744467
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0043625
Ambient temperature (°C)
12.62
Seeing (arcsec)
0.495
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 68.3400 68.3450 271.2000 272.0000
K0-D0 95.9640 95.9010 250.7000 251.5000
K0-J3 56.3560 56.4060 332.4630 333.1510
G2-D0 39.8970 39.8570 213.9000 214.6000
G2-J3 64.3950 64.3260 41.0280 41.7450
D0-J3 104.1000 103.9910 38.2940 39.0050
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 60083.30380778
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 68.34
HIERARCH ESO ISS PBL12 END 68.345
HIERARCH ESO ISS PBLA12 START 271.2
HIERARCH ESO ISS PBLA12 END 272.0
HIERARCH ESO ISS PBL13 START 95.964
HIERARCH ESO ISS PBL13 END 95.901
HIERARCH ESO ISS PBLA13 START 250.7
HIERARCH ESO ISS PBLA13 END 251.5
HIERARCH ESO ISS PBL14 START 56.356
HIERARCH ESO ISS PBL14 END 56.406
HIERARCH ESO ISS PBLA14 START 332.463
HIERARCH ESO ISS PBLA14 END 333.151
HIERARCH ESO ISS PBL23 START 39.897
HIERARCH ESO ISS PBL23 END 39.857
HIERARCH ESO ISS PBLA23 START 213.9
HIERARCH ESO ISS PBLA23 END 214.6
HIERARCH ESO ISS PBL24 START 64.395
HIERARCH ESO ISS PBL24 END 64.326
HIERARCH ESO ISS PBLA24 START 41.028
HIERARCH ESO ISS PBLA24 END 41.745
HIERARCH ESO ISS PBL34 START 104.1
HIERARCH ESO ISS PBL34 END 103.991
HIERARCH ESO ISS PBLA34 START 38.294
HIERARCH ESO ISS PBLA34 END 39.005
HIERARCH ESO ISS AMBI TAU0 START 0.003967
HIERARCH ESO ISS AMBI TAU0 END 0.004758
HIERARCH ESO ISS AMBI TEMP 12.62
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.48