Exposure
ID
MATIS.2025-04-23T08:22:59.644_1
Header ID
MATIS.2025-04-23T08:22:59.644
Date updated
2025-04-23 08:30:56 UTC+0000
Release date
2025-04-23 08:22:59 UTC+0000
UTC Start
2025-04-23 08:22:59.644
UTC End
2025-04-23 08:23:59.704
MJD Start
60788.34930143
MJD End
60788.34999656888
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.006871
Ambient temperature (°C)
12.44
Seeing (arcsec)
0.78
Observation
ID
66938
Category
calibrator
Program ID
111.24JR.001
Program Title
UNVEILING THE DUST FACTORY: IMAGING WR118
Program Type
GTO
PI / COI
MILLOUR / MATTER / LAMBERTS / LOPEZ / CRUZALEBES / DREVON / SOULAIN
Target
ID
49766
Name
HD 162774
RA
268.146329
DEC
1.30493
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.2160 89.1530 113.6000 113.6000
A0-J2 129.2340 129.2360 92.6000 92.6000
A0-K0 126.1920 126.2820 72.7860 72.7880
G1-J2 56.0420 56.1010 57.7000 57.7000
G1-K0 82.7680 82.8440 27.9550 28.0440
J2-K0 44.0000 43.9820 348.7720 348.8800
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24JR.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60788.34930143
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 162774
RA 268.146329
DEC 1.30493
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 89.216
HIERARCH ESO ISS PBL12 END 89.153
HIERARCH ESO ISS PBLA12 START 113.6
HIERARCH ESO ISS PBLA12 END 113.6
HIERARCH ESO ISS PBL13 START 129.234
HIERARCH ESO ISS PBL13 END 129.236
HIERARCH ESO ISS PBLA13 START 92.6
HIERARCH ESO ISS PBLA13 END 92.6
HIERARCH ESO ISS PBL14 START 126.192
HIERARCH ESO ISS PBL14 END 126.282
HIERARCH ESO ISS PBLA14 START 72.786
HIERARCH ESO ISS PBLA14 END 72.788
HIERARCH ESO ISS PBL23 START 56.042
HIERARCH ESO ISS PBL23 END 56.101
HIERARCH ESO ISS PBLA23 START 57.7
HIERARCH ESO ISS PBLA23 END 57.7
HIERARCH ESO ISS PBL24 START 82.768
HIERARCH ESO ISS PBL24 END 82.844
HIERARCH ESO ISS PBLA24 START 27.955
HIERARCH ESO ISS PBLA24 END 28.044
HIERARCH ESO ISS PBL34 START 44.0
HIERARCH ESO ISS PBL34 END 43.982
HIERARCH ESO ISS PBLA34 START 348.772
HIERARCH ESO ISS PBLA34 END 348.88
HIERARCH ESO ISS AMBI TAU0 START 0.006573
HIERARCH ESO ISS AMBI TAU0 END 0.007169
HIERARCH ESO ISS AMBI TEMP 12.44
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.76