Exposure
ID
MATIS.2025-08-12T23:50:26.097_1
Header ID
MATIS.2025-08-12T23:50:26.097
Date updated
2025-08-13 00:01:00 UTC+0000
Release date
2026-08-13 00:01:00 UTC+0000
UTC Start
2025-08-12 23:50:26.097
UTC End
2025-08-12 23:51:27.759
MJD Start
60899.9933576
MJD End
60899.994071280555
Exposure time (s)
61.7
Validation level
1
Tau 0: Coherence time (s)
0.0028945
Ambient temperature (°C)
15.27
Seeing (arcsec)
1.31
Observation
ID
69967
Category
science
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
51917
Name
HD 179218
RA
287.795766
DEC
15.78756
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 25.2290 25.2240 137.0000 136.9000
A0-D0 20.9280 21.0320 81.9000 81.8000
A0-C1 21.5730 21.5980 121.6320 121.5200
B2-D0 21.7050 21.7230 9.3000 9.5000
B2-C1 7.2330 7.2390 9.2390 9.4640
D0-C1 14.4710 14.4840 189.3270 189.5510
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.2810.018
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60899.9933576
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 179218
RA 287.795766
DEC 15.78756
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 0.717
HIERARCH ESO DET NDIT 86
HIERARCH ESO ISS PBL12 START 25.229
HIERARCH ESO ISS PBL12 END 25.224
HIERARCH ESO ISS PBLA12 START 137.0
HIERARCH ESO ISS PBLA12 END 136.9
HIERARCH ESO ISS PBL13 START 20.928
HIERARCH ESO ISS PBL13 END 21.032
HIERARCH ESO ISS PBLA13 START 81.9
HIERARCH ESO ISS PBLA13 END 81.8
HIERARCH ESO ISS PBL14 START 21.573
HIERARCH ESO ISS PBL14 END 21.598
HIERARCH ESO ISS PBLA14 START 121.632
HIERARCH ESO ISS PBLA14 END 121.52
HIERARCH ESO ISS PBL23 START 21.705
HIERARCH ESO ISS PBL23 END 21.723
HIERARCH ESO ISS PBLA23 START 9.3
HIERARCH ESO ISS PBLA23 END 9.5
HIERARCH ESO ISS PBL24 START 7.233
HIERARCH ESO ISS PBL24 END 7.239
HIERARCH ESO ISS PBLA24 START 9.239
HIERARCH ESO ISS PBLA24 END 9.464
HIERARCH ESO ISS PBL34 START 14.471
HIERARCH ESO ISS PBL34 END 14.484
HIERARCH ESO ISS PBLA34 START 189.327
HIERARCH ESO ISS PBLA34 END 189.551
HIERARCH ESO ISS AMBI TAU0 START 0.002789
HIERARCH ESO ISS AMBI TAU0 END 0.003
HIERARCH ESO ISS AMBI TEMP 15.27
HIERARCH ESO ISS AMBI FWHM START 1.42
HIERARCH ESO ISS AMBI FWHM END 1.2