Exposure
ID
MATIS.2025-08-06T06:52:32.152_1
Header ID
MATIS.2025-08-06T06:52:32.152
Date updated
2025-08-06 07:00:44 UTC+0000
Release date
2026-08-06 07:00:43 UTC+0000
UTC Start
2025-08-06 06:52:32.152
UTC End
2025-08-06 06:53:34.162
MJD Start
60893.28648324
MJD End
60893.28720094833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.008187
Ambient temperature (°C)
14.64
Seeing (arcsec)
0.45
Observation
ID
69215
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
51461
Name
HD 218396
RA
346.871591
DEC
21.13408
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 43.4180 43.5060 35.2000 35.3000
U1-U3 81.8590 82.0330 42.4000 42.5000
U1-U4 122.1680 122.3440 68.2920 68.2310
U2-U3 39.1620 39.2440 50.4000 50.4000
U2-U4 88.9950 89.0310 83.7330 83.6420
U3-U4 60.2450 60.1770 104.6580 104.5810
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 60893.28648324
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871591
DEC 21.13408
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 43.418
HIERARCH ESO ISS PBL12 END 43.506
HIERARCH ESO ISS PBLA12 START 35.2
HIERARCH ESO ISS PBLA12 END 35.3
HIERARCH ESO ISS PBL13 START 81.859
HIERARCH ESO ISS PBL13 END 82.033
HIERARCH ESO ISS PBLA13 START 42.4
HIERARCH ESO ISS PBLA13 END 42.5
HIERARCH ESO ISS PBL14 START 122.168
HIERARCH ESO ISS PBL14 END 122.344
HIERARCH ESO ISS PBLA14 START 68.292
HIERARCH ESO ISS PBLA14 END 68.231
HIERARCH ESO ISS PBL23 START 39.162
HIERARCH ESO ISS PBL23 END 39.244
HIERARCH ESO ISS PBLA23 START 50.4
HIERARCH ESO ISS PBLA23 END 50.4
HIERARCH ESO ISS PBL24 START 88.995
HIERARCH ESO ISS PBL24 END 89.031
HIERARCH ESO ISS PBLA24 START 83.733
HIERARCH ESO ISS PBLA24 END 83.642
HIERARCH ESO ISS PBL34 START 60.245
HIERARCH ESO ISS PBL34 END 60.177
HIERARCH ESO ISS PBLA34 START 104.658
HIERARCH ESO ISS PBLA34 END 104.581
HIERARCH ESO ISS AMBI TAU0 START 0.008747
HIERARCH ESO ISS AMBI TAU0 END 0.007627
HIERARCH ESO ISS AMBI TEMP 14.64
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.45