Exposure
ID
MATIS.2025-05-19T08:34:14.701_1
Header ID
MATIS.2025-05-19T08:34:14.701
Date updated
2025-05-19 08:41:09 UTC+0000
Release date
2025-05-19 08:34:14 UTC+0000
UTC Start
2025-05-19 08:34:14.701
UTC End
2025-05-19 08:35:16.711
MJD Start
60814.3571146
MJD End
60814.357832308335
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.007377
Ambient temperature (°C)
12.31
Seeing (arcsec)
0.635
Observation
ID
67459
Category
calibrator
Program ID
115.2810.018
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
50181
Name
HD 181109
RA
290.107755
DEC
-31.81755
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.2600 25.2630 144.7000 144.8000
A0-D0 31.8110 31.7970 73.7000 73.8000
A0-C1 22.6220 22.6210 118.3930 118.5350
B2-D0 33.5770 33.5670 28.3000 28.4000
B2-C1 11.1850 11.1820 28.2610 28.3720
D0-C1 22.3920 22.3860 208.3250 208.4360
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.2810.018
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60814.3571146
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 181109
RA 290.107755
DEC -31.81755
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 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2385
HIERARCH ESO ISS PBL12 START 25.26
HIERARCH ESO ISS PBL12 END 25.263
HIERARCH ESO ISS PBLA12 START 144.7
HIERARCH ESO ISS PBLA12 END 144.8
HIERARCH ESO ISS PBL13 START 31.811
HIERARCH ESO ISS PBL13 END 31.797
HIERARCH ESO ISS PBLA13 START 73.7
HIERARCH ESO ISS PBLA13 END 73.8
HIERARCH ESO ISS PBL14 START 22.622
HIERARCH ESO ISS PBL14 END 22.621
HIERARCH ESO ISS PBLA14 START 118.393
HIERARCH ESO ISS PBLA14 END 118.535
HIERARCH ESO ISS PBL23 START 33.577
HIERARCH ESO ISS PBL23 END 33.567
HIERARCH ESO ISS PBLA23 START 28.3
HIERARCH ESO ISS PBLA23 END 28.4
HIERARCH ESO ISS PBL24 START 11.185
HIERARCH ESO ISS PBL24 END 11.182
HIERARCH ESO ISS PBLA24 START 28.261
HIERARCH ESO ISS PBLA24 END 28.372
HIERARCH ESO ISS PBL34 START 22.392
HIERARCH ESO ISS PBL34 END 22.386
HIERARCH ESO ISS PBLA34 START 208.325
HIERARCH ESO ISS PBLA34 END 208.436
HIERARCH ESO ISS AMBI TAU0 START 0.007377
HIERARCH ESO ISS AMBI TAU0 END 0.007377
HIERARCH ESO ISS AMBI TEMP 12.31
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.68