Exposure
ID
MATIS.2025-07-10T09:25:36.903_1
Header ID
MATIS.2025-07-10T09:25:36.903
Date updated
2025-07-10 09:35:44 UTC+0000
Release date
2026-07-10 09:35:44 UTC+0000
UTC Start
2025-07-10 09:25:36.903
UTC End
2025-07-10 09:26:43.347
MJD Start
60866.39278823
MJD End
60866.393557257776
Exposure time (s)
66.4
Validation level
1
Tau 0: Coherence time (s)
0.004542
Ambient temperature (°C)
12.74
Seeing (arcsec)
0.535
Observation
ID
68565
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
50995
Name
HD 218396
RA
346.870966
DEC
21.13427
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_MEDIUM
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 47.2540 47.3540 37.5000 37.6000
U1-U3 89.1790 89.3620 43.4000 43.4000
U1-U4 128.1640 128.2730 65.1970 65.1010
U2-U3 42.4530 42.5310 50.0000 49.9000
U2-U4 89.0620 89.0190 79.4660 79.3420
U3-U4 56.1400 55.9970 101.3160 101.2270
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 60866.39278823
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.870966
DEC 21.13427
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME MED
HIERARCH ESO INS DIL ID MED
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 10.0
HIERARCH ESO DET SEQ1 PERIOD 11.074
HIERARCH ESO DET NDIT 6
HIERARCH ESO ISS PBL12 START 47.254
HIERARCH ESO ISS PBL12 END 47.354
HIERARCH ESO ISS PBLA12 START 37.5
HIERARCH ESO ISS PBLA12 END 37.6
HIERARCH ESO ISS PBL13 START 89.179
HIERARCH ESO ISS PBL13 END 89.362
HIERARCH ESO ISS PBLA13 START 43.4
HIERARCH ESO ISS PBLA13 END 43.4
HIERARCH ESO ISS PBL14 START 128.164
HIERARCH ESO ISS PBL14 END 128.273
HIERARCH ESO ISS PBLA14 START 65.197
HIERARCH ESO ISS PBLA14 END 65.101
HIERARCH ESO ISS PBL23 START 42.453
HIERARCH ESO ISS PBL23 END 42.531
HIERARCH ESO ISS PBLA23 START 50.0
HIERARCH ESO ISS PBLA23 END 49.9
HIERARCH ESO ISS PBL24 START 89.062
HIERARCH ESO ISS PBL24 END 89.019
HIERARCH ESO ISS PBLA24 START 79.466
HIERARCH ESO ISS PBLA24 END 79.342
HIERARCH ESO ISS PBL34 START 56.14
HIERARCH ESO ISS PBL34 END 55.997
HIERARCH ESO ISS PBLA34 START 101.316
HIERARCH ESO ISS PBLA34 END 101.227
HIERARCH ESO ISS AMBI TAU0 START 0.004235
HIERARCH ESO ISS AMBI TAU0 END 0.004849
HIERARCH ESO ISS AMBI TEMP 12.74
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.53