Exposure
ID
MATIS.2025-07-10T10:06:03.217_1
Header ID
MATIS.2025-07-10T10:06:03.217
Date updated
2025-07-10 10:15:31 UTC+0000
Release date
2026-07-10 10:15:31 UTC+0000
UTC Start
2025-07-10 10:06:03.217
UTC End
2025-07-10 10:07:05.227
MJD Start
60866.42087057
MJD End
60866.42158827833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.006896
Ambient temperature (°C)
12.56
Seeing (arcsec)
0.445
Observation
ID
68596
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
51011
Name
HD 218396
RA
346.870983
DEC
21.13428
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 50.1570 50.2270 38.2000 38.2000
U1-U3 94.2980 94.4170 43.1000 43.1000
U1-U4 130.1520 130.1660 61.9540 61.8600
U2-U3 44.5310 44.5760 48.7000 48.6000
U2-U4 86.6170 86.5230 75.4290 75.3150
U3-U4 50.9730 50.8180 98.6040 98.5340
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 60866.42087057
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.870983
DEC 21.13428
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 50.157
HIERARCH ESO ISS PBL12 END 50.227
HIERARCH ESO ISS PBLA12 START 38.2
HIERARCH ESO ISS PBLA12 END 38.2
HIERARCH ESO ISS PBL13 START 94.298
HIERARCH ESO ISS PBL13 END 94.417
HIERARCH ESO ISS PBLA13 START 43.1
HIERARCH ESO ISS PBLA13 END 43.1
HIERARCH ESO ISS PBL14 START 130.152
HIERARCH ESO ISS PBL14 END 130.166
HIERARCH ESO ISS PBLA14 START 61.954
HIERARCH ESO ISS PBLA14 END 61.86
HIERARCH ESO ISS PBL23 START 44.531
HIERARCH ESO ISS PBL23 END 44.576
HIERARCH ESO ISS PBLA23 START 48.7
HIERARCH ESO ISS PBLA23 END 48.6
HIERARCH ESO ISS PBL24 START 86.617
HIERARCH ESO ISS PBL24 END 86.523
HIERARCH ESO ISS PBLA24 START 75.429
HIERARCH ESO ISS PBLA24 END 75.315
HIERARCH ESO ISS PBL34 START 50.973
HIERARCH ESO ISS PBL34 END 50.818
HIERARCH ESO ISS PBLA34 START 98.604
HIERARCH ESO ISS PBLA34 END 98.534
HIERARCH ESO ISS AMBI TAU0 START 0.006896
HIERARCH ESO ISS AMBI TAU0 END 0.006896
HIERARCH ESO ISS AMBI TEMP 12.56
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.44