Exposure
ID
MATIS.2025-04-19T02:25:14.190_1
Header ID
MATIS.2025-04-19T02:25:14.190
Date updated
2025-04-19 02:35:54 UTC+0000
Release date
2026-04-19 02:35:54 UTC+0000
UTC Start
2025-04-19 02:25:14.190
UTC End
2025-04-19 02:26:16.200
MJD Start
60784.10085868
MJD End
60784.10157638833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.002668
Ambient temperature (°C)
14.22
Seeing (arcsec)
0.98
Observation
ID
66755
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
49652
Name
HD 72946
RA
128.96405
DEC
6.62215
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 56.4670 56.4750 35.2000 35.2000
U1-U3 102.3850 102.3750 39.0000 39.0000
U1-U4 119.1950 118.9920 57.0570 56.9630
U2-U3 46.1970 46.1760 43.7000 43.7000
U2-U4 70.0020 69.7550 74.5150 74.4290
U3-U4 38.4550 38.2460 112.4690 112.5690
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 60784.10085868
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 72946
RA 128.96405
DEC 6.62215
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 56.467
HIERARCH ESO ISS PBL12 END 56.475
HIERARCH ESO ISS PBLA12 START 35.2
HIERARCH ESO ISS PBLA12 END 35.2
HIERARCH ESO ISS PBL13 START 102.385
HIERARCH ESO ISS PBL13 END 102.375
HIERARCH ESO ISS PBLA13 START 39.0
HIERARCH ESO ISS PBLA13 END 39.0
HIERARCH ESO ISS PBL14 START 119.195
HIERARCH ESO ISS PBL14 END 118.992
HIERARCH ESO ISS PBLA14 START 57.057
HIERARCH ESO ISS PBLA14 END 56.963
HIERARCH ESO ISS PBL23 START 46.197
HIERARCH ESO ISS PBL23 END 46.176
HIERARCH ESO ISS PBLA23 START 43.7
HIERARCH ESO ISS PBLA23 END 43.7
HIERARCH ESO ISS PBL24 START 70.002
HIERARCH ESO ISS PBL24 END 69.755
HIERARCH ESO ISS PBLA24 START 74.515
HIERARCH ESO ISS PBLA24 END 74.429
HIERARCH ESO ISS PBL34 START 38.455
HIERARCH ESO ISS PBL34 END 38.246
HIERARCH ESO ISS PBLA34 START 112.469
HIERARCH ESO ISS PBLA34 END 112.569
HIERARCH ESO ISS AMBI TAU0 START 0.002668
HIERARCH ESO ISS AMBI TAU0 END 0.002668
HIERARCH ESO ISS AMBI TEMP 14.22
HIERARCH ESO ISS AMBI FWHM START 1.12
HIERARCH ESO ISS AMBI FWHM END 0.84