Exposure
ID
MATIS.2025-07-10T09:36:45.662_1
Header ID
MATIS.2025-07-10T09:36:45.662
Date updated
2025-07-10 09:45:46 UTC+0000
Release date
2026-07-10 09:45:45 UTC+0000
UTC Start
2025-07-10 09:36:45.662
UTC End
2025-07-10 09:37:47.672
MJD Start
60866.40052849
MJD End
60866.40124619833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.006794
Ambient temperature (°C)
12.68
Seeing (arcsec)
0.48
Observation
ID
68574
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
50999
Name
HD 218396
RA
346.870968
DEC
21.13427
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 48.1000 48.1770 37.8000 37.8000
U1-U3 90.7120 90.8490 43.4000 43.4000
U1-U4 129.0010 129.0680 64.3580 64.2780
U2-U3 43.0990 43.1560 49.7000 49.7000
U2-U4 88.6120 88.5620 78.3940 78.2930
U3-U4 54.8600 54.7350 100.5560 100.4870
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 60866.40052849
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.870968
DEC 21.13427
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 48.1
HIERARCH ESO ISS PBL12 END 48.177
HIERARCH ESO ISS PBLA12 START 37.8
HIERARCH ESO ISS PBLA12 END 37.8
HIERARCH ESO ISS PBL13 START 90.712
HIERARCH ESO ISS PBL13 END 90.849
HIERARCH ESO ISS PBLA13 START 43.4
HIERARCH ESO ISS PBLA13 END 43.4
HIERARCH ESO ISS PBL14 START 129.001
HIERARCH ESO ISS PBL14 END 129.068
HIERARCH ESO ISS PBLA14 START 64.358
HIERARCH ESO ISS PBLA14 END 64.278
HIERARCH ESO ISS PBL23 START 43.099
HIERARCH ESO ISS PBL23 END 43.156
HIERARCH ESO ISS PBLA23 START 49.7
HIERARCH ESO ISS PBLA23 END 49.7
HIERARCH ESO ISS PBL24 START 88.612
HIERARCH ESO ISS PBL24 END 88.562
HIERARCH ESO ISS PBLA24 START 78.394
HIERARCH ESO ISS PBLA24 END 78.293
HIERARCH ESO ISS PBL34 START 54.86
HIERARCH ESO ISS PBL34 END 54.735
HIERARCH ESO ISS PBLA34 START 100.556
HIERARCH ESO ISS PBLA34 END 100.487
HIERARCH ESO ISS AMBI TAU0 START 0.006794
HIERARCH ESO ISS AMBI TAU0 END 0.006794
HIERARCH ESO ISS AMBI TEMP 12.68
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.48