Exposure
ID
MATIS.2023-07-30T08:44:33.959_1
Header ID
MATIS.2023-07-30T08:44:33.959
Date updated
2025-03-26 15:25:23 UTC+0000
Release date
2023-07-30 08:44:33 UTC+0000
UTC Start
2023-07-30 08:44:33.959
UTC End
2023-07-30 08:45:35.683
MJD Start
60155.36428193
MJD End
60155.36499632815
Exposure time (s)
61.7
Validation level
1
Tau 0: Coherence time (s)
0.013249
Ambient temperature (°C)
16.28
Seeing (arcsec)
0.68
Observation
ID
56469
Category
calibrator
Program ID
111.2505.001
Program Title
CHEMICAL AND THERMAL HISTORY OF THE DUST IN AGN TORII
Program Type
GTO
PI / COI
GÁMEZ ROSAS / JAFFE / PETROV / ISBELL / LEFTLEY / LOPEZ / POTT / MEISENHEIMER
Target
ID
41847
Name
81 Cet
RA
39.425083
DEC
-3.39657
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_MEDIUM
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 48.9870 49.0150 12.1000 12.2000
U1-U3 86.6420 86.7250 19.0000 19.2000
U1-U4 104.1630 104.4520 52.7460 52.8820
U2-U3 38.4690 38.5260 27.8000 28.0000
U2-U4 74.2390 74.4660 78.2290 78.2810
U3-U4 57.8880 57.9910 109.0350 109.0150
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.2505.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60155.36428193
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 81 Cet
RA 39.425083
DEC -3.39657
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME MED
HIERARCH ESO INS DIL ID MED
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 1.3
HIERARCH ESO DET SEQ1 PERIOD 2.374
HIERARCH ESO DET NDIT 26
HIERARCH ESO ISS PBL12 START 48.987
HIERARCH ESO ISS PBL12 END 49.015
HIERARCH ESO ISS PBLA12 START 12.1
HIERARCH ESO ISS PBLA12 END 12.2
HIERARCH ESO ISS PBL13 START 86.642
HIERARCH ESO ISS PBL13 END 86.725
HIERARCH ESO ISS PBLA13 START 19.0
HIERARCH ESO ISS PBLA13 END 19.2
HIERARCH ESO ISS PBL14 START 104.163
HIERARCH ESO ISS PBL14 END 104.452
HIERARCH ESO ISS PBLA14 START 52.746
HIERARCH ESO ISS PBLA14 END 52.882
HIERARCH ESO ISS PBL23 START 38.469
HIERARCH ESO ISS PBL23 END 38.526
HIERARCH ESO ISS PBLA23 START 27.8
HIERARCH ESO ISS PBLA23 END 28.0
HIERARCH ESO ISS PBL24 START 74.239
HIERARCH ESO ISS PBL24 END 74.466
HIERARCH ESO ISS PBLA24 START 78.229
HIERARCH ESO ISS PBLA24 END 78.281
HIERARCH ESO ISS PBL34 START 57.888
HIERARCH ESO ISS PBL34 END 57.991
HIERARCH ESO ISS PBLA34 START 109.035
HIERARCH ESO ISS PBLA34 END 109.015
HIERARCH ESO ISS AMBI TAU0 START 0.013249
HIERARCH ESO ISS AMBI TAU0 END 0.013249
HIERARCH ESO ISS AMBI TEMP 16.28
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.68