Exposure
ID
MATIS.2025-08-05T08:38:06.189_1
Header ID
MATIS.2025-08-05T08:38:06.189
Date updated
2025-08-05 08:45:43 UTC+0000
Release date
2026-08-05 08:45:43 UTC+0000
UTC Start
2025-08-05 08:38:06.189
UTC End
2025-08-05 08:39:08.199
MJD Start
60892.35979385
MJD End
60892.360511558334
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.005069
Ambient temperature (°C)
13.98
Seeing (arcsec)
0.56
Observation
ID
69058
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
51378
Name
HD 218396
RA
346.871672
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 51.0640 51.1280 38.2000 38.2000
U1-U3 95.8090 95.9130 42.8000 42.8000
U1-U4 130.1810 130.1700 60.6610 60.5640
U2-U3 45.0920 45.1290 48.0000 47.9000
U2-U4 85.2340 85.1230 73.8760 73.7590
U3-U4 48.8100 48.6450 97.6580 97.5890
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 60892.35979385
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871672
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 51.064
HIERARCH ESO ISS PBL12 END 51.128
HIERARCH ESO ISS PBLA12 START 38.2
HIERARCH ESO ISS PBLA12 END 38.2
HIERARCH ESO ISS PBL13 START 95.809
HIERARCH ESO ISS PBL13 END 95.913
HIERARCH ESO ISS PBLA13 START 42.8
HIERARCH ESO ISS PBLA13 END 42.8
HIERARCH ESO ISS PBL14 START 130.181
HIERARCH ESO ISS PBL14 END 130.17
HIERARCH ESO ISS PBLA14 START 60.661
HIERARCH ESO ISS PBLA14 END 60.564
HIERARCH ESO ISS PBL23 START 45.092
HIERARCH ESO ISS PBL23 END 45.129
HIERARCH ESO ISS PBLA23 START 48.0
HIERARCH ESO ISS PBLA23 END 47.9
HIERARCH ESO ISS PBL24 START 85.234
HIERARCH ESO ISS PBL24 END 85.123
HIERARCH ESO ISS PBLA24 START 73.876
HIERARCH ESO ISS PBLA24 END 73.759
HIERARCH ESO ISS PBL34 START 48.81
HIERARCH ESO ISS PBL34 END 48.645
HIERARCH ESO ISS PBLA34 START 97.658
HIERARCH ESO ISS PBLA34 END 97.589
HIERARCH ESO ISS AMBI TAU0 START 0.005069
HIERARCH ESO ISS AMBI TAU0 END 0.005069
HIERARCH ESO ISS AMBI TEMP 13.98
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.56