Exposure
ID
MATIS.2025-08-06T05:28:33.360_1
Header ID
MATIS.2025-08-06T05:28:33.360
Date updated
2025-08-06 05:41:20 UTC+0000
Release date
2026-08-06 05:41:19 UTC+0000
UTC Start
2025-08-06 05:28:33.360
UTC End
2025-08-06 05:29:35.370
MJD Start
60893.22816389
MJD End
60893.228881598334
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.010294999999999999
Ambient temperature (°C)
15.01
Seeing (arcsec)
0.46499999999999997
Observation
ID
69151
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
51428
Name
HD 218396
RA
346.871544
DEC
21.13412
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 36.3560 36.4380 25.9000 26.0000
U1-U3 66.5750 66.7660 35.6000 35.8000
U1-U4 101.5980 101.9240 72.2170 72.1820
U2-U3 31.3600 31.4660 47.0000 47.1000
U2-U4 80.9000 81.0600 91.1970 91.1010
U3-U4 62.3680 62.3820 111.7130 111.6140
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 60893.22816389
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871544
DEC 21.13412
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 36.356
HIERARCH ESO ISS PBL12 END 36.438
HIERARCH ESO ISS PBLA12 START 25.9
HIERARCH ESO ISS PBLA12 END 26.0
HIERARCH ESO ISS PBL13 START 66.575
HIERARCH ESO ISS PBL13 END 66.766
HIERARCH ESO ISS PBLA13 START 35.6
HIERARCH ESO ISS PBLA13 END 35.8
HIERARCH ESO ISS PBL14 START 101.598
HIERARCH ESO ISS PBL14 END 101.924
HIERARCH ESO ISS PBLA14 START 72.217
HIERARCH ESO ISS PBLA14 END 72.182
HIERARCH ESO ISS PBL23 START 31.36
HIERARCH ESO ISS PBL23 END 31.466
HIERARCH ESO ISS PBLA23 START 47.0
HIERARCH ESO ISS PBLA23 END 47.1
HIERARCH ESO ISS PBL24 START 80.9
HIERARCH ESO ISS PBL24 END 81.06
HIERARCH ESO ISS PBLA24 START 91.197
HIERARCH ESO ISS PBLA24 END 91.101
HIERARCH ESO ISS PBL34 START 62.368
HIERARCH ESO ISS PBL34 END 62.382
HIERARCH ESO ISS PBLA34 START 111.713
HIERARCH ESO ISS PBLA34 END 111.614
HIERARCH ESO ISS AMBI TAU0 START 0.010504
HIERARCH ESO ISS AMBI TAU0 END 0.010086
HIERARCH ESO ISS AMBI TEMP 15.01
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.45