Exposure
ID
MATIS.2025-05-21T09:28:51.226_1
Header ID
MATIS.2025-05-21T09:28:51.226
Date updated
2025-05-21 09:36:07 UTC+0000
Release date
2025-05-21 09:28:51 UTC+0000
UTC Start
2025-05-21 09:28:51.226
UTC End
2025-05-21 09:29:53.626
MJD Start
60816.39503734
MJD End
60816.39575956222
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.01074
Ambient temperature (°C)
15.09
Seeing (arcsec)
0.375
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 24.4990 24.4940 169.1000 169.3000
A0-D0 24.1060 24.0200 91.2000 91.3000
A0-J3 108.0940 107.8200 60.0500 60.0920
B2-D0 30.5670 30.5280 39.6000 39.6000
B2-J3 118.3880 118.1700 48.7710 48.8050
D0-J3 88.3470 88.1670 51.9360 51.9700
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 60816.39503734
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 24.499
HIERARCH ESO ISS PBL12 END 24.494
HIERARCH ESO ISS PBLA12 START 169.1
HIERARCH ESO ISS PBLA12 END 169.3
HIERARCH ESO ISS PBL13 START 24.106
HIERARCH ESO ISS PBL13 END 24.02
HIERARCH ESO ISS PBLA13 START 91.2
HIERARCH ESO ISS PBLA13 END 91.3
HIERARCH ESO ISS PBL14 START 108.094
HIERARCH ESO ISS PBL14 END 107.82
HIERARCH ESO ISS PBLA14 START 60.05
HIERARCH ESO ISS PBLA14 END 60.092
HIERARCH ESO ISS PBL23 START 30.567
HIERARCH ESO ISS PBL23 END 30.528
HIERARCH ESO ISS PBLA23 START 39.6
HIERARCH ESO ISS PBLA23 END 39.6
HIERARCH ESO ISS PBL24 START 118.388
HIERARCH ESO ISS PBL24 END 118.17
HIERARCH ESO ISS PBLA24 START 48.771
HIERARCH ESO ISS PBLA24 END 48.805
HIERARCH ESO ISS PBL34 START 88.347
HIERARCH ESO ISS PBL34 END 88.167
HIERARCH ESO ISS PBLA34 START 51.936
HIERARCH ESO ISS PBLA34 END 51.97
HIERARCH ESO ISS AMBI TAU0 START 0.011445
HIERARCH ESO ISS AMBI TAU0 END 0.010035
HIERARCH ESO ISS AMBI TEMP 15.09
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.36