Exposure
ID
MATIS.2025-08-09T06:59:47.740_1
Header ID
MATIS.2025-08-09T06:59:47.740
Date updated
2025-08-09 07:05:36 UTC+0000
Release date
2026-08-09 07:05:36 UTC+0000
UTC Start
2025-08-09 06:59:47.740
UTC End
2025-08-09 07:00:49.750
MJD Start
60896.29152477
MJD End
60896.29224247833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.005828
Ambient temperature (°C)
12.62
Seeing (arcsec)
0.65
Observation
ID
69590
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
51688
Name
HD 218396
RA
346.871606
DEC
21.1339
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 45.0200 45.1060 36.4000 36.4000
U1-U3 84.9890 85.1540 43.0000 43.0000
U1-U4 125.0870 125.2270 67.1120 67.0440
U2-U3 40.6070 40.6820 50.4000 50.4000
U2-U4 89.4080 89.4160 82.0310 81.9370
U3-U4 58.8300 58.7430 103.2610 103.1870
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 60896.29152477
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871606
DEC 21.1339
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 45.02
HIERARCH ESO ISS PBL12 END 45.106
HIERARCH ESO ISS PBLA12 START 36.4
HIERARCH ESO ISS PBLA12 END 36.4
HIERARCH ESO ISS PBL13 START 84.989
HIERARCH ESO ISS PBL13 END 85.154
HIERARCH ESO ISS PBLA13 START 43.0
HIERARCH ESO ISS PBLA13 END 43.0
HIERARCH ESO ISS PBL14 START 125.087
HIERARCH ESO ISS PBL14 END 125.227
HIERARCH ESO ISS PBLA14 START 67.112
HIERARCH ESO ISS PBLA14 END 67.044
HIERARCH ESO ISS PBL23 START 40.607
HIERARCH ESO ISS PBL23 END 40.682
HIERARCH ESO ISS PBLA23 START 50.4
HIERARCH ESO ISS PBLA23 END 50.4
HIERARCH ESO ISS PBL24 START 89.408
HIERARCH ESO ISS PBL24 END 89.416
HIERARCH ESO ISS PBLA24 START 82.031
HIERARCH ESO ISS PBLA24 END 81.937
HIERARCH ESO ISS PBL34 START 58.83
HIERARCH ESO ISS PBL34 END 58.743
HIERARCH ESO ISS PBLA34 START 103.261
HIERARCH ESO ISS PBLA34 END 103.187
HIERARCH ESO ISS AMBI TAU0 START 0.005828
HIERARCH ESO ISS AMBI TAU0 END 0.005828
HIERARCH ESO ISS AMBI TEMP 12.62
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.65