Exposure
ID
MATIS.2025-04-19T02:37:59.599_1
Header ID
MATIS.2025-04-19T02:37:59.599
Date updated
2025-04-19 02:45:43 UTC+0000
Release date
2026-04-19 02:45:43 UTC+0000
UTC Start
2025-04-19 02:37:59.599
UTC End
2025-04-19 02:39:06.043
MJD Start
60784.10971758
MJD End
60784.11048660778
Exposure time (s)
66.4
Validation level
1
Tau 0: Coherence time (s)
0.0013145
Ambient temperature (°C)
14.18
Seeing (arcsec)
1.775
Observation
ID
66770
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
49661
Name
HD 72946
RA
128.964046
DEC
6.62212
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_MEDIUM
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.5410 56.5460 35.0000 34.9000
U1-U3 102.2130 102.1880 38.6000 38.5000
U1-U4 116.6450 116.3740 55.8720 55.7450
U2-U3 45.9190 45.8870 43.0000 42.9000
U2-U4 66.9370 66.6150 73.4150 73.2950
U3-U4 35.8940 35.6300 113.7910 113.9410
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 60784.10971758
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 72946
RA 128.964046
DEC 6.62212
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME MED
HIERARCH ESO INS DIL ID MED
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 10.0
HIERARCH ESO DET SEQ1 PERIOD 11.074
HIERARCH ESO DET NDIT 6
HIERARCH ESO ISS PBL12 START 56.541
HIERARCH ESO ISS PBL12 END 56.546
HIERARCH ESO ISS PBLA12 START 35.0
HIERARCH ESO ISS PBLA12 END 34.9
HIERARCH ESO ISS PBL13 START 102.213
HIERARCH ESO ISS PBL13 END 102.188
HIERARCH ESO ISS PBLA13 START 38.6
HIERARCH ESO ISS PBLA13 END 38.5
HIERARCH ESO ISS PBL14 START 116.645
HIERARCH ESO ISS PBL14 END 116.374
HIERARCH ESO ISS PBLA14 START 55.872
HIERARCH ESO ISS PBLA14 END 55.745
HIERARCH ESO ISS PBL23 START 45.919
HIERARCH ESO ISS PBL23 END 45.887
HIERARCH ESO ISS PBLA23 START 43.0
HIERARCH ESO ISS PBLA23 END 42.9
HIERARCH ESO ISS PBL24 START 66.937
HIERARCH ESO ISS PBL24 END 66.615
HIERARCH ESO ISS PBLA24 START 73.415
HIERARCH ESO ISS PBLA24 END 73.295
HIERARCH ESO ISS PBL34 START 35.894
HIERARCH ESO ISS PBL34 END 35.63
HIERARCH ESO ISS PBLA34 START 113.791
HIERARCH ESO ISS PBLA34 END 113.941
HIERARCH ESO ISS AMBI TAU0 START 0.001496
HIERARCH ESO ISS AMBI TAU0 END 0.001133
HIERARCH ESO ISS AMBI TEMP 14.18
HIERARCH ESO ISS AMBI FWHM START 1.62
HIERARCH ESO ISS AMBI FWHM END 1.93