Exposure
ID
MATIS.2025-05-21T09:25:04.357_1
Header ID
MATIS.2025-05-21T09:25:04.357
Date updated
2025-05-21 09:36:07 UTC+0000
Release date
2025-05-21 09:25:04 UTC+0000
UTC Start
2025-05-21 09:25:04.357
UTC End
2025-05-21 09:26:06.757
MJD Start
60816.39241154
MJD End
60816.39313376222
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.0126445
Ambient temperature (°C)
15.05
Seeing (arcsec)
0.39
Observation
ID
67502
Category
calibrator
Program ID
115.2810.005
Program Title
THE DYNAMICAL INNER REGIONS OF PROTO-PLANETARY DISKS WITH VLTI-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
50206
Name
HD 159881
RA
264.549273
DEC
-28.04686
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.5170 24.5110 168.5000 168.6000
A0-D0 24.4110 24.3260 90.7000 90.9000
A0-J3 109.0520 108.7840 59.8970 59.9410
B2-D0 30.7020 30.6640 39.5000 39.5000
B2-J3 119.1510 118.9370 48.6490 48.6850
D0-J3 88.9790 88.8020 51.8100 51.8470
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.2810.005
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60816.39241154
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 159881
RA 264.549273
DEC -28.04686
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.6
HIERARCH ESO DET SEQ1 PERIOD 1.04
HIERARCH ESO DET NDIT 60
HIERARCH ESO ISS PBL12 START 24.517
HIERARCH ESO ISS PBL12 END 24.511
HIERARCH ESO ISS PBLA12 START 168.5
HIERARCH ESO ISS PBLA12 END 168.6
HIERARCH ESO ISS PBL13 START 24.411
HIERARCH ESO ISS PBL13 END 24.326
HIERARCH ESO ISS PBLA13 START 90.7
HIERARCH ESO ISS PBLA13 END 90.9
HIERARCH ESO ISS PBL14 START 109.052
HIERARCH ESO ISS PBL14 END 108.784
HIERARCH ESO ISS PBLA14 START 59.897
HIERARCH ESO ISS PBLA14 END 59.941
HIERARCH ESO ISS PBL23 START 30.702
HIERARCH ESO ISS PBL23 END 30.664
HIERARCH ESO ISS PBLA23 START 39.5
HIERARCH ESO ISS PBLA23 END 39.5
HIERARCH ESO ISS PBL24 START 119.151
HIERARCH ESO ISS PBL24 END 118.937
HIERARCH ESO ISS PBLA24 START 48.649
HIERARCH ESO ISS PBLA24 END 48.685
HIERARCH ESO ISS PBL34 START 88.979
HIERARCH ESO ISS PBL34 END 88.802
HIERARCH ESO ISS PBLA34 START 51.81
HIERARCH ESO ISS PBLA34 END 51.847
HIERARCH ESO ISS AMBI TAU0 START 0.013091
HIERARCH ESO ISS AMBI TAU0 END 0.012198
HIERARCH ESO ISS AMBI TEMP 15.05
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.39