Exposure
ID
MATIS.2025-08-06T09:11:53.499_1
Header ID
MATIS.2025-08-06T09:11:53.499
Date updated
2025-08-06 09:21:15 UTC+0000
Release date
2026-08-06 09:21:15 UTC+0000
UTC Start
2025-08-06 09:11:53.499
UTC End
2025-08-06 09:12:55.509
MJD Start
60893.38325809
MJD End
60893.38397579833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.0058905
Ambient temperature (°C)
14.07
Seeing (arcsec)
0.4
Observation
ID
69315
Category
science
Program ID
115.28GN.001
Program Title
MID-INFRARED STUDY OF THE PLANETARY ATMOSPHERES OF THE HR 8799 SYSTEM
Program Type
Normal
PI / COI
HOULLÉ / MILLOUR / SCIGLIUTO / LOPEZ
Target
ID
51513
Name
HD 218396
RA
346.871656
DEC
21.13408
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 53.1370 53.1870 37.7000 37.7000
U1-U3 99.0360 99.1090 41.5000 41.4000
U1-U4 128.6950 128.6240 56.8280 56.7130
U2-U3 46.1440 46.1650 45.8000 45.7000
U2-U4 80.3900 80.2350 69.3260 69.1910
U3-U4 42.3040 42.1110 95.1420 95.0710
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28GN.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60893.38325809
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871656
DEC 21.13408
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 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2385
HIERARCH ESO ISS PBL12 START 53.137
HIERARCH ESO ISS PBL12 END 53.187
HIERARCH ESO ISS PBLA12 START 37.7
HIERARCH ESO ISS PBLA12 END 37.7
HIERARCH ESO ISS PBL13 START 99.036
HIERARCH ESO ISS PBL13 END 99.109
HIERARCH ESO ISS PBLA13 START 41.5
HIERARCH ESO ISS PBLA13 END 41.4
HIERARCH ESO ISS PBL14 START 128.695
HIERARCH ESO ISS PBL14 END 128.624
HIERARCH ESO ISS PBLA14 START 56.828
HIERARCH ESO ISS PBLA14 END 56.713
HIERARCH ESO ISS PBL23 START 46.144
HIERARCH ESO ISS PBL23 END 46.165
HIERARCH ESO ISS PBLA23 START 45.8
HIERARCH ESO ISS PBLA23 END 45.7
HIERARCH ESO ISS PBL24 START 80.39
HIERARCH ESO ISS PBL24 END 80.235
HIERARCH ESO ISS PBLA24 START 69.326
HIERARCH ESO ISS PBLA24 END 69.191
HIERARCH ESO ISS PBL34 START 42.304
HIERARCH ESO ISS PBL34 END 42.111
HIERARCH ESO ISS PBLA34 START 95.142
HIERARCH ESO ISS PBLA34 END 95.071
HIERARCH ESO ISS AMBI TAU0 START 0.006303
HIERARCH ESO ISS AMBI TAU0 END 0.005478
HIERARCH ESO ISS AMBI TEMP 14.07
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.41