Exposure
ID
MATIS.2025-08-12T23:59:13.346_1
Header ID
MATIS.2025-08-12T23:59:13.346
Date updated
2025-08-13 00:10:56 UTC+0000
Release date
2026-08-13 00:10:56 UTC+0000
UTC Start
2025-08-12 23:59:13.346
UTC End
2025-08-13 00:00:15.356
MJD Start
60899.99946002
MJD End
60900.00017772833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.003192
Ambient temperature (°C)
14.64
Seeing (arcsec)
0.85
Observation
ID
69968
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
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 25.1740 25.1660 136.5000 136.5000
A0-D0 21.8000 21.9040 81.6000 81.6000
A0-C1 21.7780 21.8010 120.7040 120.5950
B2-D0 21.8750 21.8980 11.2000 11.4000
B2-C1 7.2900 7.2970 11.1270 11.3520
D0-C1 14.5860 14.6010 191.2160 191.4420
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 60899.99946002
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 179218
RA 287.795766
DEC 15.78756
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 25.174
HIERARCH ESO ISS PBL12 END 25.166
HIERARCH ESO ISS PBLA12 START 136.5
HIERARCH ESO ISS PBLA12 END 136.5
HIERARCH ESO ISS PBL13 START 21.8
HIERARCH ESO ISS PBL13 END 21.904
HIERARCH ESO ISS PBLA13 START 81.6
HIERARCH ESO ISS PBLA13 END 81.6
HIERARCH ESO ISS PBL14 START 21.778
HIERARCH ESO ISS PBL14 END 21.801
HIERARCH ESO ISS PBLA14 START 120.704
HIERARCH ESO ISS PBLA14 END 120.595
HIERARCH ESO ISS PBL23 START 21.875
HIERARCH ESO ISS PBL23 END 21.898
HIERARCH ESO ISS PBLA23 START 11.2
HIERARCH ESO ISS PBLA23 END 11.4
HIERARCH ESO ISS PBL24 START 7.29
HIERARCH ESO ISS PBL24 END 7.297
HIERARCH ESO ISS PBLA24 START 11.127
HIERARCH ESO ISS PBLA24 END 11.352
HIERARCH ESO ISS PBL34 START 14.586
HIERARCH ESO ISS PBL34 END 14.601
HIERARCH ESO ISS PBLA34 START 191.216
HIERARCH ESO ISS PBLA34 END 191.442
HIERARCH ESO ISS AMBI TAU0 START 0.003192
HIERARCH ESO ISS AMBI TAU0 END 0.003192
HIERARCH ESO ISS AMBI TEMP 14.64
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.85