Exposure
ID
MATIS.2025-08-12T23:54:05.965_1
Header ID
MATIS.2025-08-12T23:54:05.965
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 23:54:05.965
UTC End
2025-08-12 23:55:07.975
MJD Start
60899.99590237
MJD End
60899.99662007833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.0035255
Ambient temperature (°C)
14.95
Seeing (arcsec)
0.91
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 25.2080 25.2020 136.8000 136.7000
A0-D0 21.2960 21.3980 81.7000 81.7000
A0-C1 21.6610 21.6850 121.2390 121.1300
B2-D0 21.7720 21.7920 10.1000 10.3000
B2-C1 7.2560 7.2620 10.0330 10.2550
D0-C1 14.5160 14.5300 190.1210 190.3440
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 60899.99590237
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 25.208
HIERARCH ESO ISS PBL12 END 25.202
HIERARCH ESO ISS PBLA12 START 136.8
HIERARCH ESO ISS PBLA12 END 136.7
HIERARCH ESO ISS PBL13 START 21.296
HIERARCH ESO ISS PBL13 END 21.398
HIERARCH ESO ISS PBLA13 START 81.7
HIERARCH ESO ISS PBLA13 END 81.7
HIERARCH ESO ISS PBL14 START 21.661
HIERARCH ESO ISS PBL14 END 21.685
HIERARCH ESO ISS PBLA14 START 121.239
HIERARCH ESO ISS PBLA14 END 121.13
HIERARCH ESO ISS PBL23 START 21.772
HIERARCH ESO ISS PBL23 END 21.792
HIERARCH ESO ISS PBLA23 START 10.1
HIERARCH ESO ISS PBLA23 END 10.3
HIERARCH ESO ISS PBL24 START 7.256
HIERARCH ESO ISS PBL24 END 7.262
HIERARCH ESO ISS PBLA24 START 10.033
HIERARCH ESO ISS PBLA24 END 10.255
HIERARCH ESO ISS PBL34 START 14.516
HIERARCH ESO ISS PBL34 END 14.53
HIERARCH ESO ISS PBLA34 START 190.121
HIERARCH ESO ISS PBLA34 END 190.344
HIERARCH ESO ISS AMBI TAU0 START 0.003603
HIERARCH ESO ISS AMBI TAU0 END 0.003448
HIERARCH ESO ISS AMBI TEMP 14.95
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.91