Exposure
ID
MATIS.2024-07-16T06:49:13.132_1
Header ID
MATIS.2024-07-16T06:49:13.132
Date updated
2024-07-16 07:00:40 UTC+0000
Release date
2025-07-16 07:00:40 UTC+0000
UTC Start
2024-07-16 06:49:13.132
UTC End
2024-07-16 06:50:15.070
MJD Start
60507.28417977
MJD End
60507.284896645
Exposure time (s)
61.9
Validation level
1
Tau 0: Coherence time (s)
0.0044985
Ambient temperature (°C)
14.56
Seeing (arcsec)
0.505
Observation
ID
59969
Category
science
Program ID
113.26M5.004
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
44495
Name
HD 169142
RA
276.123426
DEC
-29.78058
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.2790 48.2790 178.5000 178.7000
A0-J2 97.8640 97.5810 124.1000 124.4000
A0-J6 148.1000 147.8810 40.6890 40.7230
B5-J2 80.0140 79.6970 94.8000 94.9000
B5-J6 186.7150 186.5560 30.6900 30.7410
J2-J6 167.9630 167.9640 5.3130 5.4470
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26M5.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60507.28417977
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 169142
RA 276.123426
DEC -29.78058
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 0.6
HIERARCH ESO DET SEQ1 PERIOD 0.999
HIERARCH ESO DET NDIT 62
HIERARCH ESO ISS PBL12 START 48.279
HIERARCH ESO ISS PBL12 END 48.279
HIERARCH ESO ISS PBLA12 START 178.5
HIERARCH ESO ISS PBLA12 END 178.7
HIERARCH ESO ISS PBL13 START 97.864
HIERARCH ESO ISS PBL13 END 97.581
HIERARCH ESO ISS PBLA13 START 124.1
HIERARCH ESO ISS PBLA13 END 124.4
HIERARCH ESO ISS PBL14 START 148.1
HIERARCH ESO ISS PBL14 END 147.881
HIERARCH ESO ISS PBLA14 START 40.689
HIERARCH ESO ISS PBLA14 END 40.723
HIERARCH ESO ISS PBL23 START 80.014
HIERARCH ESO ISS PBL23 END 79.697
HIERARCH ESO ISS PBLA23 START 94.8
HIERARCH ESO ISS PBLA23 END 94.9
HIERARCH ESO ISS PBL24 START 186.715
HIERARCH ESO ISS PBL24 END 186.556
HIERARCH ESO ISS PBLA24 START 30.69
HIERARCH ESO ISS PBLA24 END 30.741
HIERARCH ESO ISS PBL34 START 167.963
HIERARCH ESO ISS PBL34 END 167.964
HIERARCH ESO ISS PBLA34 START 5.313
HIERARCH ESO ISS PBLA34 END 5.447
HIERARCH ESO ISS AMBI TAU0 START 0.004939
HIERARCH ESO ISS AMBI TAU0 END 0.004058
HIERARCH ESO ISS AMBI TEMP 14.56
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.51