Exposure
ID
MATIS.2025-08-06T08:12:32.545_1
Header ID
MATIS.2025-08-06T08:12:32.545
Date updated
2025-08-06 08:20:46 UTC+0000
Release date
2026-08-06 08:20:46 UTC+0000
UTC Start
2025-08-06 08:12:32.545
UTC End
2025-08-06 08:13:34.555
MJD Start
60893.34204335
MJD End
60893.34276105833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.007287
Ambient temperature (°C)
14.4
Seeing (arcsec)
0.525
Observation
ID
69285
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
51498
Name
HD 218396
RA
346.871641
DEC
21.13407
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 49.6630 49.7330 38.2000 38.2000
U1-U3 93.4570 93.5780 43.2000 43.2000
U1-U4 130.0030 130.0290 62.5850 62.4980
U2-U3 44.2070 44.2540 49.0000 48.9000
U2-U4 87.2270 87.1460 76.1960 76.0890
U3-U4 52.0200 51.8750 99.0880 99.0190
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 60893.34204335
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871641
DEC 21.13407
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 49.663
HIERARCH ESO ISS PBL12 END 49.733
HIERARCH ESO ISS PBLA12 START 38.2
HIERARCH ESO ISS PBLA12 END 38.2
HIERARCH ESO ISS PBL13 START 93.457
HIERARCH ESO ISS PBL13 END 93.578
HIERARCH ESO ISS PBLA13 START 43.2
HIERARCH ESO ISS PBLA13 END 43.2
HIERARCH ESO ISS PBL14 START 130.003
HIERARCH ESO ISS PBL14 END 130.029
HIERARCH ESO ISS PBLA14 START 62.585
HIERARCH ESO ISS PBLA14 END 62.498
HIERARCH ESO ISS PBL23 START 44.207
HIERARCH ESO ISS PBL23 END 44.254
HIERARCH ESO ISS PBLA23 START 49.0
HIERARCH ESO ISS PBLA23 END 48.9
HIERARCH ESO ISS PBL24 START 87.227
HIERARCH ESO ISS PBL24 END 87.146
HIERARCH ESO ISS PBLA24 START 76.196
HIERARCH ESO ISS PBLA24 END 76.089
HIERARCH ESO ISS PBL34 START 52.02
HIERARCH ESO ISS PBL34 END 51.875
HIERARCH ESO ISS PBLA34 START 99.088
HIERARCH ESO ISS PBLA34 END 99.019
HIERARCH ESO ISS AMBI TAU0 START 0.007287
HIERARCH ESO ISS AMBI TAU0 END 0.007287
HIERARCH ESO ISS AMBI TEMP 14.4
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.55