Exposure
ID
MATIS.2025-08-13T00:45:39.016_1
Header ID
MATIS.2025-08-13T00:45:39.016
Date updated
2025-08-13 00:55:57 UTC+0000
Release date
2025-08-13 00:45:39 UTC+0000
UTC Start
2025-08-13 00:45:39.016
UTC End
2025-08-13 00:46:41.416
MJD Start
60900.03170157
MJD End
60900.03242379222
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.0038865
Ambient temperature (°C)
14.0
Seeing (arcsec)
0.665
Observation
ID
69969
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.2990 25.2990 136.9000 136.9000
A0-D0 22.0950 22.1970 74.1000 74.1000
A0-C1 21.2580 21.2900 118.9940 118.9080
B2-D0 24.8510 24.8680 9.2000 9.4000
B2-C1 8.2810 8.2870 9.1330 9.3350
D0-C1 16.5700 16.5820 189.2100 189.4120
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 60900.03170157
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 189695
RA 300.244677
DEC 8.55766
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 C1
EXPTIME 0.6
HIERARCH ESO DET SEQ1 PERIOD 1.04
HIERARCH ESO DET NDIT 60
HIERARCH ESO ISS PBL12 START 25.299
HIERARCH ESO ISS PBL12 END 25.299
HIERARCH ESO ISS PBLA12 START 136.9
HIERARCH ESO ISS PBLA12 END 136.9
HIERARCH ESO ISS PBL13 START 22.095
HIERARCH ESO ISS PBL13 END 22.197
HIERARCH ESO ISS PBLA13 START 74.1
HIERARCH ESO ISS PBLA13 END 74.1
HIERARCH ESO ISS PBL14 START 21.258
HIERARCH ESO ISS PBL14 END 21.29
HIERARCH ESO ISS PBLA14 START 118.994
HIERARCH ESO ISS PBLA14 END 118.908
HIERARCH ESO ISS PBL23 START 24.851
HIERARCH ESO ISS PBL23 END 24.868
HIERARCH ESO ISS PBLA23 START 9.2
HIERARCH ESO ISS PBLA23 END 9.4
HIERARCH ESO ISS PBL24 START 8.281
HIERARCH ESO ISS PBL24 END 8.287
HIERARCH ESO ISS PBLA24 START 9.133
HIERARCH ESO ISS PBLA24 END 9.335
HIERARCH ESO ISS PBL34 START 16.57
HIERARCH ESO ISS PBL34 END 16.582
HIERARCH ESO ISS PBLA34 START 189.21
HIERARCH ESO ISS PBLA34 END 189.412
HIERARCH ESO ISS AMBI TAU0 START 0.003897
HIERARCH ESO ISS AMBI TAU0 END 0.003876
HIERARCH ESO ISS AMBI TEMP 14.0
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.66