Exposure
ID
MATIS.2025-08-07T07:15:22.569_1
Header ID
MATIS.2025-08-07T07:15:22.569
Date updated
2025-08-07 07:20:53 UTC+0000
Release date
2026-08-07 07:20:53 UTC+0000
UTC Start
2025-08-07 07:15:22.569
UTC End
2025-08-07 07:16:24.579
MJD Start
60894.30234455
MJD End
60894.30306225833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.008601
Ambient temperature (°C)
13.31
Seeing (arcsec)
0.61
Observation
ID
69453
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
51599
Name
HD 218396
RA
346.871664
DEC
21.13408
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 45.6540 45.7380 36.7000 36.8000
U1-U3 86.1990 86.3580 43.2000 43.2000
U1-U4 126.0810 126.2060 66.6070 66.5380
U2-U3 41.1510 41.2220 50.3000 50.3000
U2-U4 89.4250 89.4210 81.3340 81.2400
U3-U4 58.1570 58.0630 102.7140 102.6410
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 60894.30234455
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871664
DEC 21.13408
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 45.654
HIERARCH ESO ISS PBL12 END 45.738
HIERARCH ESO ISS PBLA12 START 36.7
HIERARCH ESO ISS PBLA12 END 36.8
HIERARCH ESO ISS PBL13 START 86.199
HIERARCH ESO ISS PBL13 END 86.358
HIERARCH ESO ISS PBLA13 START 43.2
HIERARCH ESO ISS PBLA13 END 43.2
HIERARCH ESO ISS PBL14 START 126.081
HIERARCH ESO ISS PBL14 END 126.206
HIERARCH ESO ISS PBLA14 START 66.607
HIERARCH ESO ISS PBLA14 END 66.538
HIERARCH ESO ISS PBL23 START 41.151
HIERARCH ESO ISS PBL23 END 41.222
HIERARCH ESO ISS PBLA23 START 50.3
HIERARCH ESO ISS PBLA23 END 50.3
HIERARCH ESO ISS PBL24 START 89.425
HIERARCH ESO ISS PBL24 END 89.421
HIERARCH ESO ISS PBLA24 START 81.334
HIERARCH ESO ISS PBLA24 END 81.24
HIERARCH ESO ISS PBL34 START 58.157
HIERARCH ESO ISS PBL34 END 58.063
HIERARCH ESO ISS PBLA34 START 102.714
HIERARCH ESO ISS PBLA34 END 102.641
HIERARCH ESO ISS AMBI TAU0 START 0.008601
HIERARCH ESO ISS AMBI TAU0 END 0.008601
HIERARCH ESO ISS AMBI TEMP 13.31
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.62