Exposure
ID
MATIS.2025-08-13T00:41:53.933_1
Header ID
MATIS.2025-08-13T00:41:53.933
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 00:41:53.933
UTC End
2025-08-13 00:42:55.943
MJD Start
60900.02909645
MJD End
60900.02981415833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.003331
Ambient temperature (°C)
13.99
Seeing (arcsec)
0.815
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 25.2970 25.2980 137.1000 137.0000
A0-D0 21.7310 21.8320 74.0000 74.0000
A0-C1 21.1470 21.1780 119.3040 119.2180
B2-D0 24.7940 24.8090 8.5000 8.7000
B2-C1 8.2620 8.2670 8.4180 8.6160
D0-C1 16.5320 16.5420 188.4940 188.6920
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 60900.02909645
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 25.297
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 21.731
HIERARCH ESO ISS PBL13 END 21.832
HIERARCH ESO ISS PBLA13 START 74.0
HIERARCH ESO ISS PBLA13 END 74.0
HIERARCH ESO ISS PBL14 START 21.147
HIERARCH ESO ISS PBL14 END 21.178
HIERARCH ESO ISS PBLA14 START 119.304
HIERARCH ESO ISS PBLA14 END 119.218
HIERARCH ESO ISS PBL23 START 24.794
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 8.418
HIERARCH ESO ISS PBLA24 END 8.616
HIERARCH ESO ISS PBL34 START 16.532
HIERARCH ESO ISS PBL34 END 16.542
HIERARCH ESO ISS PBLA34 START 188.494
HIERARCH ESO ISS PBLA34 END 188.692
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