Exposure
ID
MATIS.2025-11-11T06:08:45.302_1
Header ID
MATIS.2025-11-11T06:08:45.302
Date updated
2025-11-11 06:16:10 UTC+0000
Release date
2026-11-11 06:16:09 UTC+0000
UTC Start
2025-11-11 06:08:45.302
UTC End
2025-11-11 06:09:45.362
MJD Start
60990.25607989
MJD End
60990.25677502889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.003515
Ambient temperature (°C)
13.62
Seeing (arcsec)
0.96
Observation
ID
71494
Category
science
Program ID
116.2910.001
Program Title
CIRCUMSTELLAR DISK EVOLUTION AND DISSIPATION IN YOUNG BINARY SYSTEMS
Program Type
Normal
PI / COI
PRATO / KOEHLER / SCHAEFER
Target
ID
53091
Name
V DF Tau
RA
66.76206
DEC
25.70627
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 42.7610 42.8520 38.6000 38.6000
U1-U3 81.5560 81.7290 45.2000 45.3000
U1-U4 123.8890 124.0350 68.4260 68.3440
U2-U3 39.4010 39.4790 52.5000 52.5000
U2-U4 89.3770 89.3880 82.2080 82.1000
U3-U4 58.5060 58.4210 101.7010 101.6090
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.2910.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60990.25607989
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V DF Tau
RA 66.76206
DEC 25.70627
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 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 42.761
HIERARCH ESO ISS PBL12 END 42.852
HIERARCH ESO ISS PBLA12 START 38.6
HIERARCH ESO ISS PBLA12 END 38.6
HIERARCH ESO ISS PBL13 START 81.556
HIERARCH ESO ISS PBL13 END 81.729
HIERARCH ESO ISS PBLA13 START 45.2
HIERARCH ESO ISS PBLA13 END 45.3
HIERARCH ESO ISS PBL14 START 123.889
HIERARCH ESO ISS PBL14 END 124.035
HIERARCH ESO ISS PBLA14 START 68.426
HIERARCH ESO ISS PBLA14 END 68.344
HIERARCH ESO ISS PBL23 START 39.401
HIERARCH ESO ISS PBL23 END 39.479
HIERARCH ESO ISS PBLA23 START 52.5
HIERARCH ESO ISS PBLA23 END 52.5
HIERARCH ESO ISS PBL24 START 89.377
HIERARCH ESO ISS PBL24 END 89.388
HIERARCH ESO ISS PBLA24 START 82.208
HIERARCH ESO ISS PBLA24 END 82.1
HIERARCH ESO ISS PBL34 START 58.506
HIERARCH ESO ISS PBL34 END 58.421
HIERARCH ESO ISS PBLA34 START 101.701
HIERARCH ESO ISS PBLA34 END 101.609
HIERARCH ESO ISS AMBI TAU0 START 0.003515
HIERARCH ESO ISS AMBI TAU0 END 0.003515
HIERARCH ESO ISS AMBI TEMP 13.62
HIERARCH ESO ISS AMBI FWHM START 0.96
HIERARCH ESO ISS AMBI FWHM END 0.96