Exposure
ID
MATIS.2025-10-05T07:55:33.387_1
Header ID
MATIS.2025-10-05T07:55:33.387
Date updated
2025-10-05 08:05:46 UTC+0000
Release date
2026-10-05 08:05:46 UTC+0000
UTC Start
2025-10-05 07:55:33.387
UTC End
2025-10-05 07:56:35.397
MJD Start
60953.33024754
MJD End
60953.33096524833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.004338
Ambient temperature (°C)
10.87
Seeing (arcsec)
0.475
Observation
ID
70725
Category
science
Program ID
114.27GC.001
Program Title
INITIAL CONDITIONS OF PLANET FORMATION IN PROTOPLANETARY DISKS WITH GRA4MAT AND MATISSE
Program Type
GTO
PI / COI
VAN BOEKEL / MATTER / LOPEZ / JAFFE / HOGERHEIJDE / VAN HAASTERE / SCHEUCK / WEIGELT / VARGA / WATERS / AUGEREAU / HOFMANN / MILLOUR / PANTIN / WOLF / HENNING / SCHERTL / DANCHI / HOULLÉ / DOMINIK / BOLEY / KOKOULINA / PRIOLET / MA
Target
ID
52476
Name
DL_Tau
RA
68.413863
DEC
25.3443
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 38.7410 38.8390 35.4000 35.5000
U1-U3 73.4940 73.6970 43.6000 43.7000
U1-U4 115.5820 115.8150 71.7250 71.6520
U2-U3 35.5900 35.6880 52.6000 52.6000
U2-U4 87.4400 87.5170 86.9470 86.8380
U3-U4 61.4240 61.3780 106.0220 105.9220
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27GC.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60953.33024754
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME DL_Tau
RA 68.413863
DEC 25.3443
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 2385
HIERARCH ESO ISS PBL12 START 38.741
HIERARCH ESO ISS PBL12 END 38.839
HIERARCH ESO ISS PBLA12 START 35.4
HIERARCH ESO ISS PBLA12 END 35.5
HIERARCH ESO ISS PBL13 START 73.494
HIERARCH ESO ISS PBL13 END 73.697
HIERARCH ESO ISS PBLA13 START 43.6
HIERARCH ESO ISS PBLA13 END 43.7
HIERARCH ESO ISS PBL14 START 115.582
HIERARCH ESO ISS PBL14 END 115.815
HIERARCH ESO ISS PBLA14 START 71.725
HIERARCH ESO ISS PBLA14 END 71.652
HIERARCH ESO ISS PBL23 START 35.59
HIERARCH ESO ISS PBL23 END 35.688
HIERARCH ESO ISS PBLA23 START 52.6
HIERARCH ESO ISS PBLA23 END 52.6
HIERARCH ESO ISS PBL24 START 87.44
HIERARCH ESO ISS PBL24 END 87.517
HIERARCH ESO ISS PBLA24 START 86.947
HIERARCH ESO ISS PBLA24 END 86.838
HIERARCH ESO ISS PBL34 START 61.424
HIERARCH ESO ISS PBL34 END 61.378
HIERARCH ESO ISS PBLA34 START 106.022
HIERARCH ESO ISS PBLA34 END 105.922
HIERARCH ESO ISS AMBI TAU0 START 0.004212
HIERARCH ESO ISS AMBI TAU0 END 0.004464
HIERARCH ESO ISS AMBI TEMP 10.87
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.44