Exposure
ID
MATIS.2025-04-19T02:22:06.390_1
Header ID
MATIS.2025-04-19T02:22:06.390
Date updated
2025-04-19 02:30:54 UTC+0000
Release date
2026-04-19 02:30:54 UTC+0000
UTC Start
2025-04-19 02:22:06.390
UTC End
2025-04-19 02:23:08.400
MJD Start
60784.09868507
MJD End
60784.09940277833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.002668
Ambient temperature (°C)
14.11
Seeing (arcsec)
1.295
Observation
ID
66752
Category
science
Program ID
115.28AD.001
Program Title
UNFOLDING THE MYSTERIES OF HD 136164 AB ATMOSPHERE: PROBING OUT-OF-EQUILIBRIUM CHEMISTRY AND SILICATE CLOUDS
Program Type
GTO
PI / COI
SCIGLIUTO / MILLOUR / LOPEZ / HOULLÉ / HOGERHEIJDE / JAFFE / MATTER / BERIO / PANTIN / BALMER / LEFTLEY / PETROV / WEIGELT / LAGARDE / KAMMERER / RICKMAN
Target
ID
49650
Name
HD 72946
RA
128.964053
DEC
6.62213
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.4400 56.4490 35.3000 35.3000
U1-U3 102.4080 102.4010 39.1000 39.1000
U1-U4 119.7810 119.5870 57.3260 57.2370
U2-U3 46.2550 46.2360 43.9000 43.8000
U2-U4 70.7190 70.4810 74.7640 74.6810
U3-U4 39.0650 38.8630 112.1870 112.2790
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28AD.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60784.09868507
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 72946
RA 128.964053
DEC 6.62213
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2385
HIERARCH ESO ISS PBL12 START 56.44
HIERARCH ESO ISS PBL12 END 56.449
HIERARCH ESO ISS PBLA12 START 35.3
HIERARCH ESO ISS PBLA12 END 35.3
HIERARCH ESO ISS PBL13 START 102.408
HIERARCH ESO ISS PBL13 END 102.401
HIERARCH ESO ISS PBLA13 START 39.1
HIERARCH ESO ISS PBLA13 END 39.1
HIERARCH ESO ISS PBL14 START 119.781
HIERARCH ESO ISS PBL14 END 119.587
HIERARCH ESO ISS PBLA14 START 57.326
HIERARCH ESO ISS PBLA14 END 57.237
HIERARCH ESO ISS PBL23 START 46.255
HIERARCH ESO ISS PBL23 END 46.236
HIERARCH ESO ISS PBLA23 START 43.9
HIERARCH ESO ISS PBLA23 END 43.8
HIERARCH ESO ISS PBL24 START 70.719
HIERARCH ESO ISS PBL24 END 70.481
HIERARCH ESO ISS PBLA24 START 74.764
HIERARCH ESO ISS PBLA24 END 74.681
HIERARCH ESO ISS PBL34 START 39.065
HIERARCH ESO ISS PBL34 END 38.863
HIERARCH ESO ISS PBLA34 START 112.187
HIERARCH ESO ISS PBLA34 END 112.279
HIERARCH ESO ISS AMBI TAU0 START 0.002668
HIERARCH ESO ISS AMBI TAU0 END 0.002668
HIERARCH ESO ISS AMBI TEMP 14.11
HIERARCH ESO ISS AMBI FWHM START 1.47
HIERARCH ESO ISS AMBI FWHM END 1.12