Exposure
ID
MATIS.2025-08-06T07:13:51.472_1
Header ID
MATIS.2025-08-06T07:13:51.472
Date updated
2025-08-06 07:20:47 UTC+0000
Release date
2026-08-06 07:20:47 UTC+0000
UTC Start
2025-08-06 07:13:51.472
UTC End
2025-08-06 07:14:53.482
MJD Start
60893.30129018
MJD End
60893.302007888335
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.006838
Ambient temperature (°C)
14.41
Seeing (arcsec)
0.49
Observation
ID
69235
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
51471
Name
HD 218396
RA
346.871603
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 45.2090 45.2940 36.5000 36.5000
U1-U3 85.3500 85.5130 43.1000 43.1000
U1-U4 125.3920 125.5280 66.9670 66.8990
U2-U3 40.7710 40.8440 50.4000 50.4000
U2-U4 89.4220 89.4260 81.8280 81.7350
U3-U4 58.6370 58.5480 103.1010 103.0270
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 60893.30129018
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871603
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 45.209
HIERARCH ESO ISS PBL12 END 45.294
HIERARCH ESO ISS PBLA12 START 36.5
HIERARCH ESO ISS PBLA12 END 36.5
HIERARCH ESO ISS PBL13 START 85.35
HIERARCH ESO ISS PBL13 END 85.513
HIERARCH ESO ISS PBLA13 START 43.1
HIERARCH ESO ISS PBLA13 END 43.1
HIERARCH ESO ISS PBL14 START 125.392
HIERARCH ESO ISS PBL14 END 125.528
HIERARCH ESO ISS PBLA14 START 66.967
HIERARCH ESO ISS PBLA14 END 66.899
HIERARCH ESO ISS PBL23 START 40.771
HIERARCH ESO ISS PBL23 END 40.844
HIERARCH ESO ISS PBLA23 START 50.4
HIERARCH ESO ISS PBLA23 END 50.4
HIERARCH ESO ISS PBL24 START 89.422
HIERARCH ESO ISS PBL24 END 89.426
HIERARCH ESO ISS PBLA24 START 81.828
HIERARCH ESO ISS PBLA24 END 81.735
HIERARCH ESO ISS PBL34 START 58.637
HIERARCH ESO ISS PBL34 END 58.548
HIERARCH ESO ISS PBLA34 START 103.101
HIERARCH ESO ISS PBLA34 END 103.027
HIERARCH ESO ISS AMBI TAU0 START 0.006838
HIERARCH ESO ISS AMBI TAU0 END 0.006838
HIERARCH ESO ISS AMBI TEMP 14.41
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.51