Exposure
ID
MATIS.2025-08-14T01:13:15.227_1
Header ID
MATIS.2025-08-14T01:13:15.227
Date updated
2025-08-14 01:20:48 UTC+0000
Release date
2025-08-14 01:13:15 UTC+0000
UTC Start
2025-08-14 01:13:15.227
UTC End
2025-08-14 01:14:17.237
MJD Start
60901.05087068
MJD End
60901.051588388334
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.005245
Ambient temperature (°C)
14.07
Seeing (arcsec)
0.67
Observation
ID
69978
Category
calibrator
Program ID
115.2810.012
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
K0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-B2 121.6550 121.6070 242.3000 242.4000
K0-D0 95.4720 95.4330 253.6000 253.8000
K0-J3 56.5570 56.5580 335.3870 335.5070
B2-D0 33.7850 33.7790 28.4000 28.5000
B2-J3 136.9240 136.8890 37.9060 38.0110
D0-J3 103.7520 103.7230 40.9860 41.0920
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.2810.012
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60901.05087068
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 K0
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 121.655
HIERARCH ESO ISS PBL12 END 121.607
HIERARCH ESO ISS PBLA12 START 242.3
HIERARCH ESO ISS PBLA12 END 242.4
HIERARCH ESO ISS PBL13 START 95.472
HIERARCH ESO ISS PBL13 END 95.433
HIERARCH ESO ISS PBLA13 START 253.6
HIERARCH ESO ISS PBLA13 END 253.8
HIERARCH ESO ISS PBL14 START 56.557
HIERARCH ESO ISS PBL14 END 56.558
HIERARCH ESO ISS PBLA14 START 335.387
HIERARCH ESO ISS PBLA14 END 335.507
HIERARCH ESO ISS PBL23 START 33.785
HIERARCH ESO ISS PBL23 END 33.779
HIERARCH ESO ISS PBLA23 START 28.4
HIERARCH ESO ISS PBLA23 END 28.5
HIERARCH ESO ISS PBL24 START 136.924
HIERARCH ESO ISS PBL24 END 136.889
HIERARCH ESO ISS PBLA24 START 37.906
HIERARCH ESO ISS PBLA24 END 38.011
HIERARCH ESO ISS PBL34 START 103.752
HIERARCH ESO ISS PBL34 END 103.723
HIERARCH ESO ISS PBLA34 START 40.986
HIERARCH ESO ISS PBLA34 END 41.092
HIERARCH ESO ISS AMBI TAU0 START 0.005245
HIERARCH ESO ISS AMBI TAU0 END 0.005245
HIERARCH ESO ISS AMBI TEMP 14.07
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.67