Exposure
ID
GRAVI.2024-07-05T06:08:58.611_1
Header ID
GRAVI.2024-07-05T06:08:58.611
Date updated
2024-07-05 06:25:31 UTC+0000
Release date
2025-07-05 06:25:31 UTC+0000
UTC Start
2024-07-05 06:08:58.611
UTC End
2024-07-05 06:14:58.611
MJD Start
60496.25623392
MJD End
60496.2604005867
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.003028
Ambient temperature (°C)
11.11
Seeing (arcsec)
0.835
Observation
ID
59923
Category
science
Program ID
113.26M5.001
Program Title
PROBING THE ORIGIN OF THE INNER DISK VARIABILITY OF HD 169142
Program Type
GTO
PI / COI
BERGER / BENISTY / BOURDAROT / WOILLEZ / LE BOUQUIN / ROUSSELET-PERRAUT / MATTER / MÉRAND
Target
ID
44255
Name
HD_169142
RA
276.121511
DEC
-29.78058
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 85.7600 85.2470 132.7000 133.8000
A0-J2 117.6170 116.3860 108.5000 109.5000
A0-K0 114.7640 113.3940 84.4060 85.1200
G1-J2 52.7650 52.2140 66.8000 67.3000
G1-K0 86.1350 85.7340 36.4320 36.8490
J2-K0 48.5510 48.5470 3.1510 3.8400
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26M5.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60496.25623392
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD_169142
HIERARCH ESO INS SOBJ NAME HD_169142
RA 276.121511
DEC -29.78058
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 85.76
HIERARCH ESO ISS PBL12 END 85.247
HIERARCH ESO ISS PBLA12 START 132.7
HIERARCH ESO ISS PBLA12 END 133.8
HIERARCH ESO ISS PBL13 START 117.617
HIERARCH ESO ISS PBL13 END 116.386
HIERARCH ESO ISS PBLA13 START 108.5
HIERARCH ESO ISS PBLA13 END 109.5
HIERARCH ESO ISS PBL14 START 114.764
HIERARCH ESO ISS PBL14 END 113.394
HIERARCH ESO ISS PBLA14 START 84.406
HIERARCH ESO ISS PBLA14 END 85.12
HIERARCH ESO ISS PBL23 START 52.765
HIERARCH ESO ISS PBL23 END 52.214
HIERARCH ESO ISS PBLA23 START 66.8
HIERARCH ESO ISS PBLA23 END 67.3
HIERARCH ESO ISS PBL24 START 86.135
HIERARCH ESO ISS PBL24 END 85.734
HIERARCH ESO ISS PBLA24 START 36.432
HIERARCH ESO ISS PBLA24 END 36.849
HIERARCH ESO ISS PBL34 START 48.551
HIERARCH ESO ISS PBL34 END 48.547
HIERARCH ESO ISS PBLA34 START 3.151
HIERARCH ESO ISS PBLA34 END 3.84
HIERARCH ESO ISS AMBI TAU0 START 0.002583
HIERARCH ESO ISS AMBI TAU0 END 0.003473
HIERARCH ESO ISS AMBI TEMP 11.11
HIERARCH ESO ISS AMBI FWHM START 0.93
HIERARCH ESO ISS AMBI FWHM END 0.74