Exposure
ID
MATIS.2025-05-21T09:19:57.488_1
Header ID
MATIS.2025-05-21T09:19:57.488
Date updated
2025-05-21 09:26:10 UTC+0000
Release date
2025-05-21 09:19:57 UTC+0000
UTC Start
2025-05-21 09:19:57.488
UTC End
2025-05-21 09:20:59.498
MJD Start
60816.38885981
MJD End
60816.389577518334
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.008514
Ambient temperature (°C)
15.1
Seeing (arcsec)
0.765
Observation
ID
67503
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
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.5420 24.5360 167.6000 167.8000
A0-D0 24.8150 24.7320 90.1000 90.3000
A0-J3 110.3180 110.0570 59.6780 59.7240
B2-D0 30.8810 30.8440 39.3000 39.3000
B2-J3 120.1580 119.9500 48.4700 48.5090
D0-J3 89.8120 89.6400 51.6270 51.6660
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 60816.38885981
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 159881
RA 264.549273
DEC -28.04686
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2385
HIERARCH ESO ISS PBL12 START 24.542
HIERARCH ESO ISS PBL12 END 24.536
HIERARCH ESO ISS PBLA12 START 167.6
HIERARCH ESO ISS PBLA12 END 167.8
HIERARCH ESO ISS PBL13 START 24.815
HIERARCH ESO ISS PBL13 END 24.732
HIERARCH ESO ISS PBLA13 START 90.1
HIERARCH ESO ISS PBLA13 END 90.3
HIERARCH ESO ISS PBL14 START 110.318
HIERARCH ESO ISS PBL14 END 110.057
HIERARCH ESO ISS PBLA14 START 59.678
HIERARCH ESO ISS PBLA14 END 59.724
HIERARCH ESO ISS PBL23 START 30.881
HIERARCH ESO ISS PBL23 END 30.844
HIERARCH ESO ISS PBLA23 START 39.3
HIERARCH ESO ISS PBLA23 END 39.3
HIERARCH ESO ISS PBL24 START 120.158
HIERARCH ESO ISS PBL24 END 119.95
HIERARCH ESO ISS PBLA24 START 48.47
HIERARCH ESO ISS PBLA24 END 48.509
HIERARCH ESO ISS PBL34 START 89.812
HIERARCH ESO ISS PBL34 END 89.64
HIERARCH ESO ISS PBLA34 START 51.627
HIERARCH ESO ISS PBLA34 END 51.666
HIERARCH ESO ISS AMBI TAU0 START 0.008514
HIERARCH ESO ISS AMBI TAU0 END 0.008514
HIERARCH ESO ISS AMBI TEMP 15.1
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.67