Exposure
ID
MATIS.2025-08-13T00:44:23.881_1
Header ID
MATIS.2025-08-13T00:44:23.881
Date updated
2025-08-13 00:50:58 UTC+0000
Release date
2025-08-13 00:44:23 UTC+0000
UTC Start
2025-08-13 00:44:23.881
UTC End
2025-08-13 00:45:26.281
MJD Start
60900.03083196
MJD End
60900.03155418222
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.003373
Ambient temperature (°C)
14.07
Seeing (arcsec)
0.7050000000000001
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 25.2980 25.2990 137.0000 136.9000
A0-D0 21.9740 22.0770 74.1000 74.1000
A0-C1 21.2220 21.2530 119.0970 119.0090
B2-D0 24.8320 24.8480 8.9000 9.1000
B2-C1 8.2750 8.2800 8.8950 9.0980
D0-C1 16.5570 16.5680 188.9720 189.1750
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 60900.03083196
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 25.298
HIERARCH ESO ISS PBL12 END 25.299
HIERARCH ESO ISS PBLA12 START 137.0
HIERARCH ESO ISS PBLA12 END 136.9
HIERARCH ESO ISS PBL13 START 21.974
HIERARCH ESO ISS PBL13 END 22.077
HIERARCH ESO ISS PBLA13 START 74.1
HIERARCH ESO ISS PBLA13 END 74.1
HIERARCH ESO ISS PBL14 START 21.222
HIERARCH ESO ISS PBL14 END 21.253
HIERARCH ESO ISS PBLA14 START 119.097
HIERARCH ESO ISS PBLA14 END 119.009
HIERARCH ESO ISS PBL23 START 24.832
HIERARCH ESO ISS PBL23 END 24.848
HIERARCH ESO ISS PBLA23 START 8.9
HIERARCH ESO ISS PBLA23 END 9.1
HIERARCH ESO ISS PBL24 START 8.275
HIERARCH ESO ISS PBL24 END 8.28
HIERARCH ESO ISS PBLA24 START 8.895
HIERARCH ESO ISS PBLA24 END 9.098
HIERARCH ESO ISS PBL34 START 16.557
HIERARCH ESO ISS PBL34 END 16.568
HIERARCH ESO ISS PBLA34 START 188.972
HIERARCH ESO ISS PBLA34 END 189.175
HIERARCH ESO ISS AMBI TAU0 START 0.003373
HIERARCH ESO ISS AMBI TAU0 END 0.003373
HIERARCH ESO ISS AMBI TEMP 14.07
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.67