Exposure
ID
MATIS.2025-04-19T02:31:32.990_1
Header ID
MATIS.2025-04-19T02:31:32.990
Date updated
2025-04-19 02:40:44 UTC+0000
Release date
2026-04-19 02:40:44 UTC+0000
UTC Start
2025-04-19 02:31:32.990
UTC End
2025-04-19 02:32:35.000
MJD Start
60784.10524294
MJD End
60784.10596064833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.001496
Ambient temperature (°C)
14.11
Seeing (arcsec)
1.62
Observation
ID
66763
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
49656
Name
HD 72946
RA
128.964021
DEC
6.62214
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 56.5110 56.5170 35.1000 35.1000
U1-U3 102.3150 102.3000 38.8000 38.8000
U1-U4 117.9590 117.7500 56.4850 56.3890
U2-U3 46.0670 46.0440 43.4000 43.3000
U2-U4 68.5060 68.2550 73.9860 73.8960
U3-U4 37.1950 36.9860 113.0900 113.1980
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 60784.10524294
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 72946
RA 128.964021
DEC 6.62214
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 56.511
HIERARCH ESO ISS PBL12 END 56.517
HIERARCH ESO ISS PBLA12 START 35.1
HIERARCH ESO ISS PBLA12 END 35.1
HIERARCH ESO ISS PBL13 START 102.315
HIERARCH ESO ISS PBL13 END 102.3
HIERARCH ESO ISS PBLA13 START 38.8
HIERARCH ESO ISS PBLA13 END 38.8
HIERARCH ESO ISS PBL14 START 117.959
HIERARCH ESO ISS PBL14 END 117.75
HIERARCH ESO ISS PBLA14 START 56.485
HIERARCH ESO ISS PBLA14 END 56.389
HIERARCH ESO ISS PBL23 START 46.067
HIERARCH ESO ISS PBL23 END 46.044
HIERARCH ESO ISS PBLA23 START 43.4
HIERARCH ESO ISS PBLA23 END 43.3
HIERARCH ESO ISS PBL24 START 68.506
HIERARCH ESO ISS PBL24 END 68.255
HIERARCH ESO ISS PBLA24 START 73.986
HIERARCH ESO ISS PBLA24 END 73.896
HIERARCH ESO ISS PBL34 START 37.195
HIERARCH ESO ISS PBL34 END 36.986
HIERARCH ESO ISS PBLA34 START 113.09
HIERARCH ESO ISS PBLA34 END 113.198
HIERARCH ESO ISS AMBI TAU0 START 0.001496
HIERARCH ESO ISS AMBI TAU0 END 0.001496
HIERARCH ESO ISS AMBI TEMP 14.11
HIERARCH ESO ISS AMBI FWHM START 1.62
HIERARCH ESO ISS AMBI FWHM END 1.62