Exposure
ID
MATIS.2025-04-19T02:09:39.816_1
Header ID
MATIS.2025-04-19T02:09:39.816
Date updated
2025-04-19 02:20:45 UTC+0000
Release date
2026-04-19 02:20:45 UTC+0000
UTC Start
2025-04-19 02:09:39.816
UTC End
2025-04-19 02:10:41.826
MJD Start
60784.09004417
MJD End
60784.09076187833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.002558
Ambient temperature (°C)
13.97
Seeing (arcsec)
1.35
Observation
ID
66737
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
49642
Name
HD 72946
RA
128.964108
DEC
6.62212
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 56.2970 56.3110 35.4000 35.4000
U1-U3 102.4270 102.4300 39.5000 39.5000
U1-U4 121.9960 121.8210 58.3410 58.2610
U2-U3 46.4480 46.4340 44.5000 44.4000
U2-U4 73.4880 73.2650 75.6980 75.6250
U3-U4 41.4690 41.2730 111.1820 111.2580
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 60784.09004417
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 72946
RA 128.964108
DEC 6.62212
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 56.297
HIERARCH ESO ISS PBL12 END 56.311
HIERARCH ESO ISS PBLA12 START 35.4
HIERARCH ESO ISS PBLA12 END 35.4
HIERARCH ESO ISS PBL13 START 102.427
HIERARCH ESO ISS PBL13 END 102.43
HIERARCH ESO ISS PBLA13 START 39.5
HIERARCH ESO ISS PBLA13 END 39.5
HIERARCH ESO ISS PBL14 START 121.996
HIERARCH ESO ISS PBL14 END 121.821
HIERARCH ESO ISS PBLA14 START 58.341
HIERARCH ESO ISS PBLA14 END 58.261
HIERARCH ESO ISS PBL23 START 46.448
HIERARCH ESO ISS PBL23 END 46.434
HIERARCH ESO ISS PBLA23 START 44.5
HIERARCH ESO ISS PBLA23 END 44.4
HIERARCH ESO ISS PBL24 START 73.488
HIERARCH ESO ISS PBL24 END 73.265
HIERARCH ESO ISS PBLA24 START 75.698
HIERARCH ESO ISS PBLA24 END 75.625
HIERARCH ESO ISS PBL34 START 41.469
HIERARCH ESO ISS PBL34 END 41.273
HIERARCH ESO ISS PBLA34 START 111.182
HIERARCH ESO ISS PBLA34 END 111.258
HIERARCH ESO ISS AMBI TAU0 START 0.002558
HIERARCH ESO ISS AMBI TAU0 END 0.002558
HIERARCH ESO ISS AMBI TEMP 13.97
HIERARCH ESO ISS AMBI FWHM START 1.35
HIERARCH ESO ISS AMBI FWHM END 1.35