Exposure
ID
MATIS.2025-08-07T07:10:18.414_1
Header ID
MATIS.2025-08-07T07:10:18.414
Date updated
2025-08-07 07:20:53 UTC+0000
Release date
2026-08-07 07:20:53 UTC+0000
UTC Start
2025-08-07 07:10:18.414
UTC End
2025-08-07 07:11:20.424
MJD Start
60894.29882424
MJD End
60894.299541948334
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.008031
Ambient temperature (°C)
13.32
Seeing (arcsec)
0.645
Observation
ID
69450
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
51598
Name
HD 218396
RA
346.871659
DEC
21.13409
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 45.2400 45.3250 36.5000 36.6000
U1-U3 85.4090 85.5720 43.1000 43.1000
U1-U4 125.4410 125.5760 66.9420 66.8740
U2-U3 40.7970 40.8700 50.4000 50.4000
U2-U4 89.4240 89.4270 81.7950 81.7010
U3-U4 58.6050 58.5160 103.0740 103.0010
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 60894.29882424
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871659
DEC 21.13409
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 45.24
HIERARCH ESO ISS PBL12 END 45.325
HIERARCH ESO ISS PBLA12 START 36.5
HIERARCH ESO ISS PBLA12 END 36.6
HIERARCH ESO ISS PBL13 START 85.409
HIERARCH ESO ISS PBL13 END 85.572
HIERARCH ESO ISS PBLA13 START 43.1
HIERARCH ESO ISS PBLA13 END 43.1
HIERARCH ESO ISS PBL14 START 125.441
HIERARCH ESO ISS PBL14 END 125.576
HIERARCH ESO ISS PBLA14 START 66.942
HIERARCH ESO ISS PBLA14 END 66.874
HIERARCH ESO ISS PBL23 START 40.797
HIERARCH ESO ISS PBL23 END 40.87
HIERARCH ESO ISS PBLA23 START 50.4
HIERARCH ESO ISS PBLA23 END 50.4
HIERARCH ESO ISS PBL24 START 89.424
HIERARCH ESO ISS PBL24 END 89.427
HIERARCH ESO ISS PBLA24 START 81.795
HIERARCH ESO ISS PBLA24 END 81.701
HIERARCH ESO ISS PBL34 START 58.605
HIERARCH ESO ISS PBL34 END 58.516
HIERARCH ESO ISS PBLA34 START 103.074
HIERARCH ESO ISS PBLA34 END 103.001
HIERARCH ESO ISS AMBI TAU0 START 0.008031
HIERARCH ESO ISS AMBI TAU0 END 0.008031
HIERARCH ESO ISS AMBI TEMP 13.32
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.69