Exposure
ID
MATIS.2025-08-05T08:47:35.359_1
Header ID
MATIS.2025-08-05T08:47:35.359
Date updated
2025-08-05 08:55:53 UTC+0000
Release date
2026-08-05 08:55:53 UTC+0000
UTC Start
2025-08-05 08:47:35.359
UTC End
2025-08-05 08:48:37.369
MJD Start
60892.36638147
MJD End
60892.36709917833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.005677
Ambient temperature (°C)
13.89
Seeing (arcsec)
0.44
Observation
ID
69074
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
51386
Name
HD 218396
RA
346.871683
DEC
21.13365
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 51.6310 51.6920 38.2000 38.2000
U1-U3 96.7250 96.8230 42.5000 42.5000
U1-U4 130.0150 129.9880 59.7590 59.6560
U2-U3 45.4140 45.4470 47.5000 47.4000
U2-U4 84.1750 84.0490 72.8000 72.6780
U3-U4 47.2810 47.1060 97.0320 96.9620
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 60892.36638147
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871683
DEC 21.13365
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 51.631
HIERARCH ESO ISS PBL12 END 51.692
HIERARCH ESO ISS PBLA12 START 38.2
HIERARCH ESO ISS PBLA12 END 38.2
HIERARCH ESO ISS PBL13 START 96.725
HIERARCH ESO ISS PBL13 END 96.823
HIERARCH ESO ISS PBLA13 START 42.5
HIERARCH ESO ISS PBLA13 END 42.5
HIERARCH ESO ISS PBL14 START 130.015
HIERARCH ESO ISS PBL14 END 129.988
HIERARCH ESO ISS PBLA14 START 59.759
HIERARCH ESO ISS PBLA14 END 59.656
HIERARCH ESO ISS PBL23 START 45.414
HIERARCH ESO ISS PBL23 END 45.447
HIERARCH ESO ISS PBLA23 START 47.5
HIERARCH ESO ISS PBLA23 END 47.4
HIERARCH ESO ISS PBL24 START 84.175
HIERARCH ESO ISS PBL24 END 84.049
HIERARCH ESO ISS PBLA24 START 72.8
HIERARCH ESO ISS PBLA24 END 72.678
HIERARCH ESO ISS PBL34 START 47.281
HIERARCH ESO ISS PBL34 END 47.106
HIERARCH ESO ISS PBLA34 START 97.032
HIERARCH ESO ISS PBLA34 END 96.962
HIERARCH ESO ISS AMBI TAU0 START 0.00572
HIERARCH ESO ISS AMBI TAU0 END 0.005634
HIERARCH ESO ISS AMBI TEMP 13.89
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.42