Exposure
ID
MATIS.2025-04-23T09:15:29.591_1
Header ID
MATIS.2025-04-23T09:15:29.591
Date updated
2025-04-23 09:25:49 UTC+0000
Release date
2025-04-23 09:15:29 UTC+0000
UTC Start
2025-04-23 09:15:29.591
UTC End
2025-04-23 09:16:29.651
MJD Start
60788.38575916
MJD End
60788.38645429889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.005690499999999999
Ambient temperature (°C)
11.91
Seeing (arcsec)
0.8049999999999999
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 90.4770 90.4810 132.4000 132.6000
A0-J2 126.3890 126.3270 113.5000 113.7000
A0-K0 117.3310 117.2040 93.9720 94.1900
G1-J2 50.2960 50.2250 77.7000 77.9000
G1-K0 72.9890 72.8970 43.5350 43.6730
J2-K0 42.2400 42.2380 1.5300 1.6630
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 60788.38575916
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 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 90.477
HIERARCH ESO ISS PBL12 END 90.481
HIERARCH ESO ISS PBLA12 START 132.4
HIERARCH ESO ISS PBLA12 END 132.6
HIERARCH ESO ISS PBL13 START 126.389
HIERARCH ESO ISS PBL13 END 126.327
HIERARCH ESO ISS PBLA13 START 113.5
HIERARCH ESO ISS PBLA13 END 113.7
HIERARCH ESO ISS PBL14 START 117.331
HIERARCH ESO ISS PBL14 END 117.204
HIERARCH ESO ISS PBLA14 START 93.972
HIERARCH ESO ISS PBLA14 END 94.19
HIERARCH ESO ISS PBL23 START 50.296
HIERARCH ESO ISS PBL23 END 50.225
HIERARCH ESO ISS PBLA23 START 77.7
HIERARCH ESO ISS PBLA23 END 77.9
HIERARCH ESO ISS PBL24 START 72.989
HIERARCH ESO ISS PBL24 END 72.897
HIERARCH ESO ISS PBLA24 START 43.535
HIERARCH ESO ISS PBLA24 END 43.673
HIERARCH ESO ISS PBL34 START 42.24
HIERARCH ESO ISS PBL34 END 42.238
HIERARCH ESO ISS PBLA34 START 1.53
HIERARCH ESO ISS PBLA34 END 1.663
HIERARCH ESO ISS AMBI TAU0 START 0.005606
HIERARCH ESO ISS AMBI TAU0 END 0.005775
HIERARCH ESO ISS AMBI TEMP 11.91
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.75