Exposure
ID
MATIS.2025-05-20T07:44:12.427_1
Header ID
MATIS.2025-05-20T07:44:12.427
Date updated
2025-05-20 07:55:40 UTC+0000
Release date
2025-05-20 07:44:12 UTC+0000
UTC Start
2025-05-20 07:44:12.427
UTC End
2025-05-20 07:45:12.487
MJD Start
60815.32236605
MJD End
60815.32306118889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0087895
Ambient temperature (°C)
14.46
Seeing (arcsec)
0.615
Observation
ID
67472
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 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 21.9580 21.9260 145.0000 145.1000
A0-D0 31.7960 31.7800 72.5000 72.5000
A0-C1 20.4910 20.4530 115.4690 115.5120
B2-D0 32.7400 32.7610 32.8000 32.8000
B2-C1 10.9050 10.9120 32.7470 32.7970
D0-C1 21.8350 21.8490 212.8060 212.8560
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 60815.32236605
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 21.958
HIERARCH ESO ISS PBL12 END 21.926
HIERARCH ESO ISS PBLA12 START 145.0
HIERARCH ESO ISS PBLA12 END 145.1
HIERARCH ESO ISS PBL13 START 31.796
HIERARCH ESO ISS PBL13 END 31.78
HIERARCH ESO ISS PBLA13 START 72.5
HIERARCH ESO ISS PBLA13 END 72.5
HIERARCH ESO ISS PBL14 START 20.491
HIERARCH ESO ISS PBL14 END 20.453
HIERARCH ESO ISS PBLA14 START 115.469
HIERARCH ESO ISS PBLA14 END 115.512
HIERARCH ESO ISS PBL23 START 32.74
HIERARCH ESO ISS PBL23 END 32.761
HIERARCH ESO ISS PBLA23 START 32.8
HIERARCH ESO ISS PBLA23 END 32.8
HIERARCH ESO ISS PBL24 START 10.905
HIERARCH ESO ISS PBL24 END 10.912
HIERARCH ESO ISS PBLA24 START 32.747
HIERARCH ESO ISS PBLA24 END 32.797
HIERARCH ESO ISS PBL34 START 21.835
HIERARCH ESO ISS PBL34 END 21.849
HIERARCH ESO ISS PBLA34 START 212.806
HIERARCH ESO ISS PBLA34 END 212.856
HIERARCH ESO ISS AMBI TAU0 START 0.009003
HIERARCH ESO ISS AMBI TAU0 END 0.008576
HIERARCH ESO ISS AMBI TEMP 14.46
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.64