Exposure
ID
MATIS.2025-04-19T02:26:45.410_1
Header ID
MATIS.2025-04-19T02:26:45.410
Date updated
2025-04-19 02:35:54 UTC+0000
Release date
2026-04-19 02:35:54 UTC+0000
UTC Start
2025-04-19 02:26:45.410
UTC End
2025-04-19 02:27:47.420
MJD Start
60784.10191447
MJD End
60784.10263217833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.002668
Ambient temperature (°C)
14.28
Seeing (arcsec)
0.84
Observation
ID
66757
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
49653
Name
HD 72946
RA
128.964048
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 56.4790 56.4860 35.2000 35.2000
U1-U3 102.3710 102.3600 39.0000 39.0000
U1-U4 118.9010 118.7000 56.9210 56.8290
U2-U3 46.1670 46.1460 43.6000 43.6000
U2-U4 69.6430 69.4000 74.3900 74.3040
U3-U4 38.1510 37.9460 112.6140 112.7130
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 60784.10191447
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 72946
RA 128.964048
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 56.479
HIERARCH ESO ISS PBL12 END 56.486
HIERARCH ESO ISS PBLA12 START 35.2
HIERARCH ESO ISS PBLA12 END 35.2
HIERARCH ESO ISS PBL13 START 102.371
HIERARCH ESO ISS PBL13 END 102.36
HIERARCH ESO ISS PBLA13 START 39.0
HIERARCH ESO ISS PBLA13 END 39.0
HIERARCH ESO ISS PBL14 START 118.901
HIERARCH ESO ISS PBL14 END 118.7
HIERARCH ESO ISS PBLA14 START 56.921
HIERARCH ESO ISS PBLA14 END 56.829
HIERARCH ESO ISS PBL23 START 46.167
HIERARCH ESO ISS PBL23 END 46.146
HIERARCH ESO ISS PBLA23 START 43.6
HIERARCH ESO ISS PBLA23 END 43.6
HIERARCH ESO ISS PBL24 START 69.643
HIERARCH ESO ISS PBL24 END 69.4
HIERARCH ESO ISS PBLA24 START 74.39
HIERARCH ESO ISS PBLA24 END 74.304
HIERARCH ESO ISS PBL34 START 38.151
HIERARCH ESO ISS PBL34 END 37.946
HIERARCH ESO ISS PBLA34 START 112.614
HIERARCH ESO ISS PBLA34 END 112.713
HIERARCH ESO ISS AMBI TAU0 START 0.002668
HIERARCH ESO ISS AMBI TAU0 END 0.002668
HIERARCH ESO ISS AMBI TEMP 14.28
HIERARCH ESO ISS AMBI FWHM START 0.84
HIERARCH ESO ISS AMBI FWHM END 0.84