Exposure
ID
MATIS.2025-08-10T07:08:30.696_1
Header ID
MATIS.2025-08-10T07:08:30.696
Date updated
2025-08-10 07:15:44 UTC+0000
Release date
2026-08-10 07:15:44 UTC+0000
UTC Start
2025-08-10 07:08:30.696
UTC End
2025-08-10 07:09:32.706
MJD Start
60897.2975775
MJD End
60897.29829520833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.004718
Ambient temperature (°C)
12.29
Seeing (arcsec)
0.43
Observation
ID
69748
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
51789
Name
HD 218396
RA
346.87146
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 46.0520 46.1360 37.0000 37.0000
U1-U3 86.9510 87.1070 43.3000 43.3000
U1-U4 126.6580 126.7730 66.2750 66.2040
U2-U3 41.4850 41.5540 50.3000 50.2000
U2-U4 89.3900 89.3790 80.8850 80.7900
U3-U4 57.7000 57.6010 102.3690 102.2960
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 60897.2975775
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.87146
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 46.052
HIERARCH ESO ISS PBL12 END 46.136
HIERARCH ESO ISS PBLA12 START 37.0
HIERARCH ESO ISS PBLA12 END 37.0
HIERARCH ESO ISS PBL13 START 86.951
HIERARCH ESO ISS PBL13 END 87.107
HIERARCH ESO ISS PBLA13 START 43.3
HIERARCH ESO ISS PBLA13 END 43.3
HIERARCH ESO ISS PBL14 START 126.658
HIERARCH ESO ISS PBL14 END 126.773
HIERARCH ESO ISS PBLA14 START 66.275
HIERARCH ESO ISS PBLA14 END 66.204
HIERARCH ESO ISS PBL23 START 41.485
HIERARCH ESO ISS PBL23 END 41.554
HIERARCH ESO ISS PBLA23 START 50.3
HIERARCH ESO ISS PBLA23 END 50.2
HIERARCH ESO ISS PBL24 START 89.39
HIERARCH ESO ISS PBL24 END 89.379
HIERARCH ESO ISS PBLA24 START 80.885
HIERARCH ESO ISS PBLA24 END 80.79
HIERARCH ESO ISS PBL34 START 57.7
HIERARCH ESO ISS PBL34 END 57.601
HIERARCH ESO ISS PBLA34 START 102.369
HIERARCH ESO ISS PBLA34 END 102.296
HIERARCH ESO ISS AMBI TAU0 START 0.004718
HIERARCH ESO ISS AMBI TAU0 END 0.004718
HIERARCH ESO ISS AMBI TEMP 12.29
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.41