Exposure
ID
MATIS.2025-04-19T02:14:22.121_1
Header ID
MATIS.2025-04-19T02:14:22.121
Date updated
2025-04-19 02:25:41 UTC+0000
Release date
2026-04-19 02:25:41 UTC+0000
UTC Start
2025-04-19 02:14:22.121
UTC End
2025-04-19 02:15:24.131
MJD Start
60784.09331159
MJD End
60784.09402929833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.002558
Ambient temperature (°C)
14.09
Seeing (arcsec)
1.255
Observation
ID
66742
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
49644
Name
HD 72946
RA
128.964078
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 56.3570 56.3700 35.4000 35.4000
U1-U3 102.4340 102.4330 39.4000 39.4000
U1-U4 121.1880 121.0010 57.9710 57.8850
U2-U3 46.3830 46.3670 44.3000 44.2000
U2-U4 72.4660 72.2320 75.3580 75.2790
U3-U4 40.5730 40.3690 111.5380 111.6210
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 60784.09331159
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 72946
RA 128.964078
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 56.357
HIERARCH ESO ISS PBL12 END 56.37
HIERARCH ESO ISS PBLA12 START 35.4
HIERARCH ESO ISS PBLA12 END 35.4
HIERARCH ESO ISS PBL13 START 102.434
HIERARCH ESO ISS PBL13 END 102.433
HIERARCH ESO ISS PBLA13 START 39.4
HIERARCH ESO ISS PBLA13 END 39.4
HIERARCH ESO ISS PBL14 START 121.188
HIERARCH ESO ISS PBL14 END 121.001
HIERARCH ESO ISS PBLA14 START 57.971
HIERARCH ESO ISS PBLA14 END 57.885
HIERARCH ESO ISS PBL23 START 46.383
HIERARCH ESO ISS PBL23 END 46.367
HIERARCH ESO ISS PBLA23 START 44.3
HIERARCH ESO ISS PBLA23 END 44.2
HIERARCH ESO ISS PBL24 START 72.466
HIERARCH ESO ISS PBL24 END 72.232
HIERARCH ESO ISS PBLA24 START 75.358
HIERARCH ESO ISS PBLA24 END 75.279
HIERARCH ESO ISS PBL34 START 40.573
HIERARCH ESO ISS PBL34 END 40.369
HIERARCH ESO ISS PBLA34 START 111.538
HIERARCH ESO ISS PBLA34 END 111.621
HIERARCH ESO ISS AMBI TAU0 START 0.002558
HIERARCH ESO ISS AMBI TAU0 END 0.002558
HIERARCH ESO ISS AMBI TEMP 14.09
HIERARCH ESO ISS AMBI FWHM START 1.35
HIERARCH ESO ISS AMBI FWHM END 1.16