Exposure
ID
MATIS.2024-07-31T04:22:35.545_1
Header ID
MATIS.2024-07-31T04:22:35.545
Date updated
2024-07-31 04:30:40 UTC+0000
Release date
2025-07-31 04:30:40 UTC+0000
UTC Start
2024-07-31 04:22:35.545
UTC End
2024-07-31 04:23:37.483
MJD Start
60522.18235585
MJD End
60522.183072725
Exposure time (s)
61.9
Validation level
1
Tau 0: Coherence time (s)
0.0032945
Ambient temperature (°C)
12.5
Seeing (arcsec)
1.12
Observation
ID
60237
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
K0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-B2 111.1170 110.9260 251.5000 251.6000
K0-D0 86.7250 86.5640 263.9000 264.0000
K0-J3 56.4320 56.4280 346.7980 346.9420
B2-D0 32.3990 32.3750 36.2000 36.2000
B2-J3 129.2220 129.0890 45.6890 45.7600
D0-J3 97.4200 97.3090 48.8480 48.9200
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 60522.18235585
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 K0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.6
HIERARCH ESO DET SEQ1 PERIOD 0.999
HIERARCH ESO DET NDIT 62
HIERARCH ESO ISS PBL12 START 111.117
HIERARCH ESO ISS PBL12 END 110.926
HIERARCH ESO ISS PBLA12 START 251.5
HIERARCH ESO ISS PBLA12 END 251.6
HIERARCH ESO ISS PBL13 START 86.725
HIERARCH ESO ISS PBL13 END 86.564
HIERARCH ESO ISS PBLA13 START 263.9
HIERARCH ESO ISS PBLA13 END 264.0
HIERARCH ESO ISS PBL14 START 56.432
HIERARCH ESO ISS PBL14 END 56.428
HIERARCH ESO ISS PBLA14 START 346.798
HIERARCH ESO ISS PBLA14 END 346.942
HIERARCH ESO ISS PBL23 START 32.399
HIERARCH ESO ISS PBL23 END 32.375
HIERARCH ESO ISS PBLA23 START 36.2
HIERARCH ESO ISS PBLA23 END 36.2
HIERARCH ESO ISS PBL24 START 129.222
HIERARCH ESO ISS PBL24 END 129.089
HIERARCH ESO ISS PBLA24 START 45.689
HIERARCH ESO ISS PBLA24 END 45.76
HIERARCH ESO ISS PBL34 START 97.42
HIERARCH ESO ISS PBL34 END 97.309
HIERARCH ESO ISS PBLA34 START 48.848
HIERARCH ESO ISS PBLA34 END 48.92
HIERARCH ESO ISS AMBI TAU0 START 0.003215
HIERARCH ESO ISS AMBI TAU0 END 0.003374
HIERARCH ESO ISS AMBI TEMP 12.5
HIERARCH ESO ISS AMBI FWHM START 1.12
HIERARCH ESO ISS AMBI FWHM END 1.12