Exposure
ID
MATIS.2025-08-13T00:41:53.487_1
Header ID
MATIS.2025-08-13T00:41:53.487
Date updated
2025-08-13 00:50:58 UTC+0000
Release date
2025-08-13 00:41:53 UTC+0000
UTC Start
2025-08-13 00:41:53.487
UTC End
2025-08-13 00:42:55.887
MJD Start
60900.02909128
MJD End
60900.02981350222
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.003331
Ambient temperature (°C)
13.99
Seeing (arcsec)
0.815
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 25.2970 25.2980 137.1000 137.0000
A0-D0 21.7300 21.8340 74.0000 74.0000
A0-C1 21.1460 21.1780 119.3050 119.2160
B2-D0 24.7930 24.8090 8.5000 8.7000
B2-C1 8.2620 8.2670 8.4150 8.6190
D0-C1 16.5320 16.5420 188.4910 188.6950
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 60900.02909128
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 25.297
HIERARCH ESO ISS PBL12 END 25.298
HIERARCH ESO ISS PBLA12 START 137.1
HIERARCH ESO ISS PBLA12 END 137.0
HIERARCH ESO ISS PBL13 START 21.73
HIERARCH ESO ISS PBL13 END 21.834
HIERARCH ESO ISS PBLA13 START 74.0
HIERARCH ESO ISS PBLA13 END 74.0
HIERARCH ESO ISS PBL14 START 21.146
HIERARCH ESO ISS PBL14 END 21.178
HIERARCH ESO ISS PBLA14 START 119.305
HIERARCH ESO ISS PBLA14 END 119.216
HIERARCH ESO ISS PBL23 START 24.793
HIERARCH ESO ISS PBL23 END 24.809
HIERARCH ESO ISS PBLA23 START 8.5
HIERARCH ESO ISS PBLA23 END 8.7
HIERARCH ESO ISS PBL24 START 8.262
HIERARCH ESO ISS PBL24 END 8.267
HIERARCH ESO ISS PBLA24 START 8.415
HIERARCH ESO ISS PBLA24 END 8.619
HIERARCH ESO ISS PBL34 START 16.532
HIERARCH ESO ISS PBL34 END 16.542
HIERARCH ESO ISS PBLA34 START 188.491
HIERARCH ESO ISS PBLA34 END 188.695
HIERARCH ESO ISS AMBI TAU0 START 0.003488
HIERARCH ESO ISS AMBI TAU0 END 0.003174
HIERARCH ESO ISS AMBI TEMP 13.99
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.82