Exposure
ID
MATIS.2025-04-19T02:23:36.449_1
Header ID
MATIS.2025-04-19T02:23:36.449
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 02:23:36.449
UTC End
2025-04-19 02:24:38.459
MJD Start
60784.09972742
MJD End
60784.10044512833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.002668
Ambient temperature (°C)
14.27
Seeing (arcsec)
1.12
Observation
ID
66753
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
49651
Name
HD 72946
RA
128.964068
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 56.4530 56.4620 35.2000 35.2000
U1-U3 102.3980 102.3900 39.1000 39.1000
U1-U4 119.5010 119.3030 57.1970 57.1060
U2-U3 46.2270 46.2080 43.8000 43.7000
U2-U4 70.3750 70.1340 74.6450 74.5610
U3-U4 38.7720 38.5670 112.3210 112.4160
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 60784.09972742
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 72946
RA 128.964068
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 56.453
HIERARCH ESO ISS PBL12 END 56.462
HIERARCH ESO ISS PBLA12 START 35.2
HIERARCH ESO ISS PBLA12 END 35.2
HIERARCH ESO ISS PBL13 START 102.398
HIERARCH ESO ISS PBL13 END 102.39
HIERARCH ESO ISS PBLA13 START 39.1
HIERARCH ESO ISS PBLA13 END 39.1
HIERARCH ESO ISS PBL14 START 119.501
HIERARCH ESO ISS PBL14 END 119.303
HIERARCH ESO ISS PBLA14 START 57.197
HIERARCH ESO ISS PBLA14 END 57.106
HIERARCH ESO ISS PBL23 START 46.227
HIERARCH ESO ISS PBL23 END 46.208
HIERARCH ESO ISS PBLA23 START 43.8
HIERARCH ESO ISS PBLA23 END 43.7
HIERARCH ESO ISS PBL24 START 70.375
HIERARCH ESO ISS PBL24 END 70.134
HIERARCH ESO ISS PBLA24 START 74.645
HIERARCH ESO ISS PBLA24 END 74.561
HIERARCH ESO ISS PBL34 START 38.772
HIERARCH ESO ISS PBL34 END 38.567
HIERARCH ESO ISS PBLA34 START 112.321
HIERARCH ESO ISS PBLA34 END 112.416
HIERARCH ESO ISS AMBI TAU0 START 0.002668
HIERARCH ESO ISS AMBI TAU0 END 0.002668
HIERARCH ESO ISS AMBI TEMP 14.27
HIERARCH ESO ISS AMBI FWHM START 1.12
HIERARCH ESO ISS AMBI FWHM END 1.12