Exposure
ID
MATIS.2025-08-10T07:00:02.450_1
Header ID
MATIS.2025-08-10T07:00:02.450
Date updated
2025-08-10 07:10:44 UTC+0000
Release date
2026-08-10 07:10:43 UTC+0000
UTC Start
2025-08-10 07:00:02.450
UTC End
2025-08-10 07:01:04.460
MJD Start
60897.29169502
MJD End
60897.29241272833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.004937
Ambient temperature (°C)
12.34
Seeing (arcsec)
0.47
Observation
ID
69740
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
51785
Name
HD 218396
RA
346.871454
DEC
21.13373
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 45.3640 45.4490 36.6000 36.6000
U1-U3 85.6480 85.8090 43.1000 43.1000
U1-U4 125.6380 125.7700 66.8430 66.7750
U2-U3 40.9040 40.9770 50.4000 50.3000
U2-U4 89.4280 89.4290 81.6580 81.5640
U3-U4 58.4730 58.3830 102.9670 102.8930
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 60897.29169502
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871454
DEC 21.13373
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 45.364
HIERARCH ESO ISS PBL12 END 45.449
HIERARCH ESO ISS PBLA12 START 36.6
HIERARCH ESO ISS PBLA12 END 36.6
HIERARCH ESO ISS PBL13 START 85.648
HIERARCH ESO ISS PBL13 END 85.809
HIERARCH ESO ISS PBLA13 START 43.1
HIERARCH ESO ISS PBLA13 END 43.1
HIERARCH ESO ISS PBL14 START 125.638
HIERARCH ESO ISS PBL14 END 125.77
HIERARCH ESO ISS PBLA14 START 66.843
HIERARCH ESO ISS PBLA14 END 66.775
HIERARCH ESO ISS PBL23 START 40.904
HIERARCH ESO ISS PBL23 END 40.977
HIERARCH ESO ISS PBLA23 START 50.4
HIERARCH ESO ISS PBLA23 END 50.3
HIERARCH ESO ISS PBL24 START 89.428
HIERARCH ESO ISS PBL24 END 89.429
HIERARCH ESO ISS PBLA24 START 81.658
HIERARCH ESO ISS PBLA24 END 81.564
HIERARCH ESO ISS PBL34 START 58.473
HIERARCH ESO ISS PBL34 END 58.383
HIERARCH ESO ISS PBLA34 START 102.967
HIERARCH ESO ISS PBLA34 END 102.893
HIERARCH ESO ISS AMBI TAU0 START 0.005007
HIERARCH ESO ISS AMBI TAU0 END 0.004867
HIERARCH ESO ISS AMBI TEMP 12.34
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.47