Exposure
ID
GRAVI.2023-05-13T09:19:31.967_1
Header ID
GRAVI.2023-05-13T09:19:31.967
Date updated
2023-05-13 10:00:56 UTC+0000
Release date
2024-05-13 10:00:56 UTC+0000
UTC Start
2023-05-13 09:19:31.967
UTC End
2023-05-13 09:25:31.967
MJD Start
60077.38856443
MJD End
60077.39273109667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.007679
Ambient temperature (°C)
17.41
Seeing (arcsec)
0.7849999999999999
Observation
ID
55399
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
41036
Name
HD_169142
RA
276.121511
DEC
-29.78057
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.1220 25.0910 154.8000 155.8000
A0-D0 29.7170 29.4270 82.1000 82.8000
A0-C1 21.8290 21.7160 129.1870 130.2180
B2-D0 32.7460 32.6200 34.9000 35.4000
B2-C1 10.9090 10.8670 34.9000 35.3720
D0-C1 21.8380 21.7540 214.9640 215.4350
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 60077.38856443
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD_169142
HIERARCH ESO INS SOBJ NAME HD_169142
RA 276.121511
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 25.122
HIERARCH ESO ISS PBL12 END 25.091
HIERARCH ESO ISS PBLA12 START 154.8
HIERARCH ESO ISS PBLA12 END 155.8
HIERARCH ESO ISS PBL13 START 29.717
HIERARCH ESO ISS PBL13 END 29.427
HIERARCH ESO ISS PBLA13 START 82.1
HIERARCH ESO ISS PBLA13 END 82.8
HIERARCH ESO ISS PBL14 START 21.829
HIERARCH ESO ISS PBL14 END 21.716
HIERARCH ESO ISS PBLA14 START 129.187
HIERARCH ESO ISS PBLA14 END 130.218
HIERARCH ESO ISS PBL23 START 32.746
HIERARCH ESO ISS PBL23 END 32.62
HIERARCH ESO ISS PBLA23 START 34.9
HIERARCH ESO ISS PBLA23 END 35.4
HIERARCH ESO ISS PBL24 START 10.909
HIERARCH ESO ISS PBL24 END 10.867
HIERARCH ESO ISS PBLA24 START 34.9
HIERARCH ESO ISS PBLA24 END 35.372
HIERARCH ESO ISS PBL34 START 21.838
HIERARCH ESO ISS PBL34 END 21.754
HIERARCH ESO ISS PBLA34 START 214.964
HIERARCH ESO ISS PBLA34 END 215.435
HIERARCH ESO ISS AMBI TAU0 START 0.008319
HIERARCH ESO ISS AMBI TAU0 END 0.007039
HIERARCH ESO ISS AMBI TEMP 17.41
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.86