Exposure
ID
MATIS.2025-10-05T07:58:23.230_1
Header ID
MATIS.2025-10-05T07:58:23.230
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 07:58:23.230
UTC End
2025-10-05 07:59:25.240
MJD Start
60953.33221331
MJD End
60953.33293101833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.004095
Ambient temperature (°C)
10.81
Seeing (arcsec)
0.475
Observation
ID
70723
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
52475
Name
DL_Tau
RA
68.413865
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 39.0080 39.1060 35.6000 35.7000
U1-U3 74.0440 74.2450 43.8000 43.8000
U1-U4 116.2120 116.4410 71.5240 71.4500
U2-U3 35.8570 35.9540 52.6000 52.6000
U2-U4 87.6450 87.7170 86.6500 86.5410
U3-U4 61.2980 61.2500 105.7510 105.6520
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 60953.33221331
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME DL_Tau
RA 68.413865
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 39.008
HIERARCH ESO ISS PBL12 END 39.106
HIERARCH ESO ISS PBLA12 START 35.6
HIERARCH ESO ISS PBLA12 END 35.7
HIERARCH ESO ISS PBL13 START 74.044
HIERARCH ESO ISS PBL13 END 74.245
HIERARCH ESO ISS PBLA13 START 43.8
HIERARCH ESO ISS PBLA13 END 43.8
HIERARCH ESO ISS PBL14 START 116.212
HIERARCH ESO ISS PBL14 END 116.441
HIERARCH ESO ISS PBLA14 START 71.524
HIERARCH ESO ISS PBLA14 END 71.45
HIERARCH ESO ISS PBL23 START 35.857
HIERARCH ESO ISS PBL23 END 35.954
HIERARCH ESO ISS PBLA23 START 52.6
HIERARCH ESO ISS PBLA23 END 52.6
HIERARCH ESO ISS PBL24 START 87.645
HIERARCH ESO ISS PBL24 END 87.717
HIERARCH ESO ISS PBLA24 START 86.65
HIERARCH ESO ISS PBLA24 END 86.541
HIERARCH ESO ISS PBL34 START 61.298
HIERARCH ESO ISS PBL34 END 61.25
HIERARCH ESO ISS PBLA34 START 105.751
HIERARCH ESO ISS PBLA34 END 105.652
HIERARCH ESO ISS AMBI TAU0 START 0.004095
HIERARCH ESO ISS AMBI TAU0 END 0.004095
HIERARCH ESO ISS AMBI TEMP 10.81
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.47