Exposure
ID
MATIS.2025-07-10T09:48:32.399_1
Header ID
MATIS.2025-07-10T09:48:32.399
Date updated
2025-07-10 09:55:49 UTC+0000
Release date
2026-07-10 09:55:49 UTC+0000
UTC Start
2025-07-10 09:48:32.399
UTC End
2025-07-10 09:49:34.409
MJD Start
60866.40870832
MJD End
60866.40942602833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.006034
Ambient temperature (°C)
12.64
Seeing (arcsec)
0.505
Observation
ID
68584
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
51005
Name
HD 218396
RA
346.870974
DEC
21.13428
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 48.9570 49.0300 38.0000 38.1000
U1-U3 92.2300 92.3590 43.4000 43.4000
U1-U4 129.6440 129.6890 63.4280 63.3440
U2-U3 43.7210 43.7720 49.3000 49.3000
U2-U4 87.9500 87.8830 77.2320 77.1280
U3-U4 53.3880 53.2530 99.7660 99.6970
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 60866.40870832
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.870974
DEC 21.13428
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 48.957
HIERARCH ESO ISS PBL12 END 49.03
HIERARCH ESO ISS PBLA12 START 38.0
HIERARCH ESO ISS PBLA12 END 38.1
HIERARCH ESO ISS PBL13 START 92.23
HIERARCH ESO ISS PBL13 END 92.359
HIERARCH ESO ISS PBLA13 START 43.4
HIERARCH ESO ISS PBLA13 END 43.4
HIERARCH ESO ISS PBL14 START 129.644
HIERARCH ESO ISS PBL14 END 129.689
HIERARCH ESO ISS PBLA14 START 63.428
HIERARCH ESO ISS PBLA14 END 63.344
HIERARCH ESO ISS PBL23 START 43.721
HIERARCH ESO ISS PBL23 END 43.772
HIERARCH ESO ISS PBLA23 START 49.3
HIERARCH ESO ISS PBLA23 END 49.3
HIERARCH ESO ISS PBL24 START 87.95
HIERARCH ESO ISS PBL24 END 87.883
HIERARCH ESO ISS PBLA24 START 77.232
HIERARCH ESO ISS PBLA24 END 77.128
HIERARCH ESO ISS PBL34 START 53.388
HIERARCH ESO ISS PBL34 END 53.253
HIERARCH ESO ISS PBLA34 START 99.766
HIERARCH ESO ISS PBLA34 END 99.697
HIERARCH ESO ISS AMBI TAU0 START 0.006034
HIERARCH ESO ISS AMBI TAU0 END 0.006034
HIERARCH ESO ISS AMBI TEMP 12.64
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.5