Exposure
ID
MATIS.2025-08-06T08:14:19.779_1
Header ID
MATIS.2025-08-06T08:14:19.779
Date updated
2025-08-06 08:25:42 UTC+0000
Release date
2026-08-06 08:25:41 UTC+0000
UTC Start
2025-08-06 08:14:19.779
UTC End
2025-08-06 08:15:21.789
MJD Start
60893.34328448
MJD End
60893.34400218833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.00664
Ambient temperature (°C)
14.38
Seeing (arcsec)
0.51
Observation
ID
69285
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
51498
Name
HD 218396
RA
346.871641
DEC
21.13407
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 49.7850 49.8550 38.2000 38.2000
U1-U3 93.6670 93.7860 43.2000 43.2000
U1-U4 130.0480 130.0710 62.4320 62.3440
U2-U3 44.2890 44.3350 48.9000 48.8000
U2-U4 87.0840 87.0000 76.0090 75.9010
U3-U4 51.7680 51.6220 98.9690 98.9000
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 60893.34328448
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871641
DEC 21.13407
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 49.785
HIERARCH ESO ISS PBL12 END 49.855
HIERARCH ESO ISS PBLA12 START 38.2
HIERARCH ESO ISS PBLA12 END 38.2
HIERARCH ESO ISS PBL13 START 93.667
HIERARCH ESO ISS PBL13 END 93.786
HIERARCH ESO ISS PBLA13 START 43.2
HIERARCH ESO ISS PBLA13 END 43.2
HIERARCH ESO ISS PBL14 START 130.048
HIERARCH ESO ISS PBL14 END 130.071
HIERARCH ESO ISS PBLA14 START 62.432
HIERARCH ESO ISS PBLA14 END 62.344
HIERARCH ESO ISS PBL23 START 44.289
HIERARCH ESO ISS PBL23 END 44.335
HIERARCH ESO ISS PBLA23 START 48.9
HIERARCH ESO ISS PBLA23 END 48.8
HIERARCH ESO ISS PBL24 START 87.084
HIERARCH ESO ISS PBL24 END 87.0
HIERARCH ESO ISS PBLA24 START 76.009
HIERARCH ESO ISS PBLA24 END 75.901
HIERARCH ESO ISS PBL34 START 51.768
HIERARCH ESO ISS PBL34 END 51.622
HIERARCH ESO ISS PBLA34 START 98.969
HIERARCH ESO ISS PBLA34 END 98.9
HIERARCH ESO ISS AMBI TAU0 START 0.00664
HIERARCH ESO ISS AMBI TAU0 END 0.00664
HIERARCH ESO ISS AMBI TEMP 14.38
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.51