Exposure
ID
MATIS.2025-08-12T23:48:04.854_1
Header ID
MATIS.2025-08-12T23:48:04.854
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 23:48:04.854
UTC End
2025-08-12 23:49:06.864
MJD Start
60899.99172285
MJD End
60899.99244055833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.003242
Ambient temperature (°C)
15.53
Seeing (arcsec)
1.27
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 25.2410 25.2360 137.1000 137.1000
A0-D0 20.6900 20.7950 81.9000 81.9000
A0-C1 21.5150 21.5410 121.8880 121.7750
B2-D0 21.6640 21.6820 8.8000 9.0000
B2-C1 7.2200 7.2260 8.7260 8.9520
D0-C1 14.4440 14.4560 188.8130 189.0390
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 60899.99172285
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 25.241
HIERARCH ESO ISS PBL12 END 25.236
HIERARCH ESO ISS PBLA12 START 137.1
HIERARCH ESO ISS PBLA12 END 137.1
HIERARCH ESO ISS PBL13 START 20.69
HIERARCH ESO ISS PBL13 END 20.795
HIERARCH ESO ISS PBLA13 START 81.9
HIERARCH ESO ISS PBLA13 END 81.9
HIERARCH ESO ISS PBL14 START 21.515
HIERARCH ESO ISS PBL14 END 21.541
HIERARCH ESO ISS PBLA14 START 121.888
HIERARCH ESO ISS PBLA14 END 121.775
HIERARCH ESO ISS PBL23 START 21.664
HIERARCH ESO ISS PBL23 END 21.682
HIERARCH ESO ISS PBLA23 START 8.8
HIERARCH ESO ISS PBLA23 END 9.0
HIERARCH ESO ISS PBL24 START 7.22
HIERARCH ESO ISS PBL24 END 7.226
HIERARCH ESO ISS PBLA24 START 8.726
HIERARCH ESO ISS PBLA24 END 8.952
HIERARCH ESO ISS PBL34 START 14.444
HIERARCH ESO ISS PBL34 END 14.456
HIERARCH ESO ISS PBLA34 START 188.813
HIERARCH ESO ISS PBLA34 END 189.039
HIERARCH ESO ISS AMBI TAU0 START 0.003242
HIERARCH ESO ISS AMBI TAU0 END 0.003242
HIERARCH ESO ISS AMBI TEMP 15.53
HIERARCH ESO ISS AMBI FWHM START 1.12
HIERARCH ESO ISS AMBI FWHM END 1.42