Exposure
ID
MATIS.2025-08-13T00:35:27.133_1
Header ID
MATIS.2025-08-13T00:35:27.133
Date updated
2025-08-13 00:46:00 UTC+0000
Release date
2025-08-13 00:35:27 UTC+0000
UTC Start
2025-08-13 00:35:27.133
UTC End
2025-08-13 00:36:29.143
MJD Start
60900.02461959
MJD End
60900.025337298335
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.0031605
Ambient temperature (°C)
13.83
Seeing (arcsec)
0.7949999999999999
Observation
ID
69970
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
51918
Name
HD 189695
RA
300.244677
DEC
8.55766
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 25.2860 25.2880 137.3000 137.3000
A0-D0 21.0940 21.1990 73.7000 73.8000
A0-C1 20.9450 20.9790 119.8570 119.7650
B2-D0 24.7060 24.7190 7.2000 7.4000
B2-C1 8.2330 8.2370 7.1760 7.3790
D0-C1 16.4730 16.4820 187.2510 187.4540
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 60900.02461959
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 189695
RA 300.244677
DEC 8.55766
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 25.286
HIERARCH ESO ISS PBL12 END 25.288
HIERARCH ESO ISS PBLA12 START 137.3
HIERARCH ESO ISS PBLA12 END 137.3
HIERARCH ESO ISS PBL13 START 21.094
HIERARCH ESO ISS PBL13 END 21.199
HIERARCH ESO ISS PBLA13 START 73.7
HIERARCH ESO ISS PBLA13 END 73.8
HIERARCH ESO ISS PBL14 START 20.945
HIERARCH ESO ISS PBL14 END 20.979
HIERARCH ESO ISS PBLA14 START 119.857
HIERARCH ESO ISS PBLA14 END 119.765
HIERARCH ESO ISS PBL23 START 24.706
HIERARCH ESO ISS PBL23 END 24.719
HIERARCH ESO ISS PBLA23 START 7.2
HIERARCH ESO ISS PBLA23 END 7.4
HIERARCH ESO ISS PBL24 START 8.233
HIERARCH ESO ISS PBL24 END 8.237
HIERARCH ESO ISS PBLA24 START 7.176
HIERARCH ESO ISS PBLA24 END 7.379
HIERARCH ESO ISS PBL34 START 16.473
HIERARCH ESO ISS PBL34 END 16.482
HIERARCH ESO ISS PBLA34 START 187.251
HIERARCH ESO ISS PBLA34 END 187.454
HIERARCH ESO ISS AMBI TAU0 START 0.003016
HIERARCH ESO ISS AMBI TAU0 END 0.003305
HIERARCH ESO ISS AMBI TEMP 13.83
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.76