Exposure
ID
MATIS.2025-04-23T09:09:27.050_1
Header ID
MATIS.2025-04-23T09:09:27.050
Date updated
2025-04-23 09:20:53 UTC+0000
Release date
2025-04-23 09:09:27 UTC+0000
UTC Start
2025-04-23 09:09:27.050
UTC End
2025-04-23 09:10:27.110
MJD Start
60788.38156308
MJD End
60788.38225821889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0054995
Ambient temperature (°C)
11.86
Seeing (arcsec)
0.71
Observation
ID
66944
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
49769
Name
zet Ara
RA
254.652884
DEC
-55.99035
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 90.4460 90.4520 131.2000 131.4000
A0-J2 126.7450 126.6860 112.2000 112.4000
A0-K0 118.0730 117.9500 92.6970 92.9080
G1-J2 50.7140 50.6440 76.6000 76.8000
G1-K0 73.5260 73.4370 42.7290 42.8620
J2-K0 42.2470 42.2460 0.7600 0.8860
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 60788.38156308
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME zet Ara
RA 254.652884
DEC -55.99035
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 0.156
HIERARCH ESO DET NDIT 385
HIERARCH ESO ISS PBL12 START 90.446
HIERARCH ESO ISS PBL12 END 90.452
HIERARCH ESO ISS PBLA12 START 131.2
HIERARCH ESO ISS PBLA12 END 131.4
HIERARCH ESO ISS PBL13 START 126.745
HIERARCH ESO ISS PBL13 END 126.686
HIERARCH ESO ISS PBLA13 START 112.2
HIERARCH ESO ISS PBLA13 END 112.4
HIERARCH ESO ISS PBL14 START 118.073
HIERARCH ESO ISS PBL14 END 117.95
HIERARCH ESO ISS PBLA14 START 92.697
HIERARCH ESO ISS PBLA14 END 92.908
HIERARCH ESO ISS PBL23 START 50.714
HIERARCH ESO ISS PBL23 END 50.644
HIERARCH ESO ISS PBLA23 START 76.6
HIERARCH ESO ISS PBLA23 END 76.8
HIERARCH ESO ISS PBL24 START 73.526
HIERARCH ESO ISS PBL24 END 73.437
HIERARCH ESO ISS PBLA24 START 42.729
HIERARCH ESO ISS PBLA24 END 42.862
HIERARCH ESO ISS PBL34 START 42.247
HIERARCH ESO ISS PBL34 END 42.246
HIERARCH ESO ISS PBLA34 START 0.76
HIERARCH ESO ISS PBLA34 END 0.886
HIERARCH ESO ISS AMBI TAU0 START 0.00551
HIERARCH ESO ISS AMBI TAU0 END 0.005489
HIERARCH ESO ISS AMBI TEMP 11.86
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.73