Exposure
ID
MATIS.2025-08-13T00:39:41.714_1
Header ID
MATIS.2025-08-13T00:39:41.714
Date updated
2025-08-13 00:50:58 UTC+0000
Release date
2025-08-13 00:39:41 UTC+0000
UTC Start
2025-08-13 00:39:41.714
UTC End
2025-08-13 00:40:43.724
MJD Start
60900.02756614
MJD End
60900.02828384833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.003539
Ambient temperature (°C)
13.98
Seeing (arcsec)
0.78
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 25.2940 25.2950 137.2000 137.1000
A0-D0 21.5140 21.6170 73.9000 73.9000
A0-C1 21.0790 21.1110 119.4910 119.4020
B2-D0 24.7620 24.7770 8.0000 8.2000
B2-C1 8.2520 8.2560 7.9930 8.1950
D0-C1 16.5110 16.5210 188.0690 188.2700
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 60900.02756614
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 25.294
HIERARCH ESO ISS PBL12 END 25.295
HIERARCH ESO ISS PBLA12 START 137.2
HIERARCH ESO ISS PBLA12 END 137.1
HIERARCH ESO ISS PBL13 START 21.514
HIERARCH ESO ISS PBL13 END 21.617
HIERARCH ESO ISS PBLA13 START 73.9
HIERARCH ESO ISS PBLA13 END 73.9
HIERARCH ESO ISS PBL14 START 21.079
HIERARCH ESO ISS PBL14 END 21.111
HIERARCH ESO ISS PBLA14 START 119.491
HIERARCH ESO ISS PBLA14 END 119.402
HIERARCH ESO ISS PBL23 START 24.762
HIERARCH ESO ISS PBL23 END 24.777
HIERARCH ESO ISS PBLA23 START 8.0
HIERARCH ESO ISS PBLA23 END 8.2
HIERARCH ESO ISS PBL24 START 8.252
HIERARCH ESO ISS PBL24 END 8.256
HIERARCH ESO ISS PBLA24 START 7.993
HIERARCH ESO ISS PBLA24 END 8.195
HIERARCH ESO ISS PBL34 START 16.511
HIERARCH ESO ISS PBL34 END 16.521
HIERARCH ESO ISS PBLA34 START 188.069
HIERARCH ESO ISS PBLA34 END 188.27
HIERARCH ESO ISS AMBI TAU0 START 0.003539
HIERARCH ESO ISS AMBI TAU0 END 0.003539
HIERARCH ESO ISS AMBI TEMP 13.98
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.81