Exposure
ID
MATIS.2025-04-23T09:21:38.722_1
Header ID
MATIS.2025-04-23T09:21:38.722
Date updated
2025-04-23 09:30:58 UTC+0000
Release date
2025-04-23 09:21:38 UTC+0000
UTC Start
2025-04-23 09:21:38.722
UTC End
2025-04-23 09:22:38.782
MJD Start
60788.39003151
MJD End
60788.39072664889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.006575
Ambient temperature (°C)
11.7
Seeing (arcsec)
0.67
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 90.4980 90.5000 133.7000 133.9000
A0-J2 126.0070 125.9420 114.8000 115.1000
A0-K0 116.5520 116.4210 95.2830 95.4980
G1-J2 49.8590 49.7850 78.9000 79.1000
G1-K0 72.4270 72.3330 44.3560 44.4890
J2-K0 42.2270 42.2250 2.3180 2.4450
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 60788.39003151
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 90.498
HIERARCH ESO ISS PBL12 END 90.5
HIERARCH ESO ISS PBLA12 START 133.7
HIERARCH ESO ISS PBLA12 END 133.9
HIERARCH ESO ISS PBL13 START 126.007
HIERARCH ESO ISS PBL13 END 125.942
HIERARCH ESO ISS PBLA13 START 114.8
HIERARCH ESO ISS PBLA13 END 115.1
HIERARCH ESO ISS PBL14 START 116.552
HIERARCH ESO ISS PBL14 END 116.421
HIERARCH ESO ISS PBLA14 START 95.283
HIERARCH ESO ISS PBLA14 END 95.498
HIERARCH ESO ISS PBL23 START 49.859
HIERARCH ESO ISS PBL23 END 49.785
HIERARCH ESO ISS PBLA23 START 78.9
HIERARCH ESO ISS PBLA23 END 79.1
HIERARCH ESO ISS PBL24 START 72.427
HIERARCH ESO ISS PBL24 END 72.333
HIERARCH ESO ISS PBLA24 START 44.356
HIERARCH ESO ISS PBLA24 END 44.489
HIERARCH ESO ISS PBL34 START 42.227
HIERARCH ESO ISS PBL34 END 42.225
HIERARCH ESO ISS PBLA34 START 2.318
HIERARCH ESO ISS PBLA34 END 2.445
HIERARCH ESO ISS AMBI TAU0 START 0.006575
HIERARCH ESO ISS AMBI TAU0 END 0.006575
HIERARCH ESO ISS AMBI TEMP 11.7
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.66