Exposure
ID
MATIS.2025-05-21T09:14:59.230_1
Header ID
MATIS.2025-05-21T09:14:59.230
Date updated
2025-05-21 09:26:10 UTC+0000
Release date
2025-05-21 09:14:59 UTC+0000
UTC Start
2025-05-21 09:14:59.230
UTC End
2025-05-21 09:16:00.892
MJD Start
60816.38540775
MJD End
60816.38612143056
Exposure time (s)
61.7
Validation level
1
Tau 0: Coherence time (s)
0.0128555
Ambient temperature (°C)
15.05
Seeing (arcsec)
0.54
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 24.5680 24.5620 166.7000 166.9000
A0-D0 25.1980 25.1190 89.5000 89.7000
A0-J3 111.5130 111.2670 59.4550 59.5020
B2-D0 31.0490 31.0140 39.1000 39.1000
B2-J3 121.1060 120.9110 48.2860 48.3250
D0-J3 90.5970 90.4350 51.4390 51.4790
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 60816.38540775
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 0.717
HIERARCH ESO DET NDIT 86
HIERARCH ESO ISS PBL12 START 24.568
HIERARCH ESO ISS PBL12 END 24.562
HIERARCH ESO ISS PBLA12 START 166.7
HIERARCH ESO ISS PBLA12 END 166.9
HIERARCH ESO ISS PBL13 START 25.198
HIERARCH ESO ISS PBL13 END 25.119
HIERARCH ESO ISS PBLA13 START 89.5
HIERARCH ESO ISS PBLA13 END 89.7
HIERARCH ESO ISS PBL14 START 111.513
HIERARCH ESO ISS PBL14 END 111.267
HIERARCH ESO ISS PBLA14 START 59.455
HIERARCH ESO ISS PBLA14 END 59.502
HIERARCH ESO ISS PBL23 START 31.049
HIERARCH ESO ISS PBL23 END 31.014
HIERARCH ESO ISS PBLA23 START 39.1
HIERARCH ESO ISS PBLA23 END 39.1
HIERARCH ESO ISS PBL24 START 121.106
HIERARCH ESO ISS PBL24 END 120.911
HIERARCH ESO ISS PBLA24 START 48.286
HIERARCH ESO ISS PBLA24 END 48.325
HIERARCH ESO ISS PBL34 START 90.597
HIERARCH ESO ISS PBL34 END 90.435
HIERARCH ESO ISS PBLA34 START 51.439
HIERARCH ESO ISS PBLA34 END 51.479
HIERARCH ESO ISS AMBI TAU0 START 0.015702
HIERARCH ESO ISS AMBI TAU0 END 0.010009
HIERARCH ESO ISS AMBI TEMP 15.05
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.54