Exposure
ID
MATIS.2025-11-11T06:10:01.526_1
Header ID
MATIS.2025-11-11T06:10:01.526
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 06:10:01.526
UTC End
2025-11-11 06:11:01.534
MJD Start
60990.25696211
MJD End
60990.25765664704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0035515
Ambient temperature (°C)
13.58
Seeing (arcsec)
0.84
Observation
ID
71497
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
53092
Name
V DF Tau
RA
66.762062
DEC
25.70628
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 42.8760 42.9700 38.6000 38.7000
U1-U3 81.7750 81.9530 45.3000 45.3000
U1-U4 124.0740 124.2220 68.3220 68.2360
U2-U3 39.4990 39.5790 52.5000 52.5000
U2-U4 89.3910 89.4010 82.0710 81.9600
U3-U4 58.3980 58.3090 101.5850 101.4900
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 60990.25696211
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V DF Tau
RA 66.762062
DEC 25.70628
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN 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 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 42.876
HIERARCH ESO ISS PBL12 END 42.97
HIERARCH ESO ISS PBLA12 START 38.6
HIERARCH ESO ISS PBLA12 END 38.7
HIERARCH ESO ISS PBL13 START 81.775
HIERARCH ESO ISS PBL13 END 81.953
HIERARCH ESO ISS PBLA13 START 45.3
HIERARCH ESO ISS PBLA13 END 45.3
HIERARCH ESO ISS PBL14 START 124.074
HIERARCH ESO ISS PBL14 END 124.222
HIERARCH ESO ISS PBLA14 START 68.322
HIERARCH ESO ISS PBLA14 END 68.236
HIERARCH ESO ISS PBL23 START 39.499
HIERARCH ESO ISS PBL23 END 39.579
HIERARCH ESO ISS PBLA23 START 52.5
HIERARCH ESO ISS PBLA23 END 52.5
HIERARCH ESO ISS PBL24 START 89.391
HIERARCH ESO ISS PBL24 END 89.401
HIERARCH ESO ISS PBLA24 START 82.071
HIERARCH ESO ISS PBLA24 END 81.96
HIERARCH ESO ISS PBL34 START 58.398
HIERARCH ESO ISS PBL34 END 58.309
HIERARCH ESO ISS PBLA34 START 101.585
HIERARCH ESO ISS PBLA34 END 101.49
HIERARCH ESO ISS AMBI TAU0 START 0.003515
HIERARCH ESO ISS AMBI TAU0 END 0.003588
HIERARCH ESO ISS AMBI TEMP 13.58
HIERARCH ESO ISS AMBI FWHM START 0.96
HIERARCH ESO ISS AMBI FWHM END 0.72