Exposure
ID
MATIS.2025-04-19T02:15:52.565_1
Header ID
MATIS.2025-04-19T02:15:52.565
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 02:15:52.565
UTC End
2025-04-19 02:16:54.575
MJD Start
60784.09435839
MJD End
60784.09507609833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.002558
Ambient temperature (°C)
14.07
Seeing (arcsec)
1.16
Observation
ID
66744
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
49646
Name
HD 72946
RA
128.964069
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 56.3750 56.3870 35.4000 35.3000
U1-U3 102.4330 102.4310 39.3000 39.3000
U1-U4 120.9170 120.7320 57.8470 57.7620
U2-U3 46.3590 46.3430 44.2000 44.1000
U2-U4 72.1260 71.8960 75.2430 75.1660
U3-U4 40.2780 40.0780 111.6600 111.7430
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 60784.09435839
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 72946
RA 128.964069
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 56.375
HIERARCH ESO ISS PBL12 END 56.387
HIERARCH ESO ISS PBLA12 START 35.4
HIERARCH ESO ISS PBLA12 END 35.3
HIERARCH ESO ISS PBL13 START 102.433
HIERARCH ESO ISS PBL13 END 102.431
HIERARCH ESO ISS PBLA13 START 39.3
HIERARCH ESO ISS PBLA13 END 39.3
HIERARCH ESO ISS PBL14 START 120.917
HIERARCH ESO ISS PBL14 END 120.732
HIERARCH ESO ISS PBLA14 START 57.847
HIERARCH ESO ISS PBLA14 END 57.762
HIERARCH ESO ISS PBL23 START 46.359
HIERARCH ESO ISS PBL23 END 46.343
HIERARCH ESO ISS PBLA23 START 44.2
HIERARCH ESO ISS PBLA23 END 44.1
HIERARCH ESO ISS PBL24 START 72.126
HIERARCH ESO ISS PBL24 END 71.896
HIERARCH ESO ISS PBLA24 START 75.243
HIERARCH ESO ISS PBLA24 END 75.166
HIERARCH ESO ISS PBL34 START 40.278
HIERARCH ESO ISS PBL34 END 40.078
HIERARCH ESO ISS PBLA34 START 111.66
HIERARCH ESO ISS PBLA34 END 111.743
HIERARCH ESO ISS AMBI TAU0 START 0.002558
HIERARCH ESO ISS AMBI TAU0 END 0.002558
HIERARCH ESO ISS AMBI TEMP 14.07
HIERARCH ESO ISS AMBI FWHM START 1.16
HIERARCH ESO ISS AMBI FWHM END 1.16