Exposure
ID
MATIS.2025-08-06T05:44:59.902_1
Header ID
MATIS.2025-08-06T05:44:59.902
Date updated
2025-08-06 05:55:45 UTC+0000
Release date
2026-08-06 05:55:45 UTC+0000
UTC Start
2025-08-06 05:44:59.902
UTC End
2025-08-06 05:46:01.912
MJD Start
60893.2395822
MJD End
60893.240299908335
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.0076635
Ambient temperature (°C)
15.32
Seeing (arcsec)
0.5700000000000001
Observation
ID
69161
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
51434
Name
HD 218396
RA
346.871547
DEC
21.13411
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 37.6640 37.7480 28.3000 28.5000
U1-U3 69.6340 69.8270 37.6000 37.7000
U1-U4 106.5750 106.8730 71.6180 71.5770
U2-U3 33.0290 33.1330 48.2000 48.3000
U2-U4 83.2700 83.4060 89.6910 89.5970
U3-U4 62.4710 62.4690 110.1830 110.0890
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 60893.2395822
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871547
DEC 21.13411
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 37.664
HIERARCH ESO ISS PBL12 END 37.748
HIERARCH ESO ISS PBLA12 START 28.3
HIERARCH ESO ISS PBLA12 END 28.5
HIERARCH ESO ISS PBL13 START 69.634
HIERARCH ESO ISS PBL13 END 69.827
HIERARCH ESO ISS PBLA13 START 37.6
HIERARCH ESO ISS PBLA13 END 37.7
HIERARCH ESO ISS PBL14 START 106.575
HIERARCH ESO ISS PBL14 END 106.873
HIERARCH ESO ISS PBLA14 START 71.618
HIERARCH ESO ISS PBLA14 END 71.577
HIERARCH ESO ISS PBL23 START 33.029
HIERARCH ESO ISS PBL23 END 33.133
HIERARCH ESO ISS PBLA23 START 48.2
HIERARCH ESO ISS PBLA23 END 48.3
HIERARCH ESO ISS PBL24 START 83.27
HIERARCH ESO ISS PBL24 END 83.406
HIERARCH ESO ISS PBLA24 START 89.691
HIERARCH ESO ISS PBLA24 END 89.597
HIERARCH ESO ISS PBL34 START 62.471
HIERARCH ESO ISS PBL34 END 62.469
HIERARCH ESO ISS PBLA34 START 110.183
HIERARCH ESO ISS PBLA34 END 110.089
HIERARCH ESO ISS AMBI TAU0 START 0.006171
HIERARCH ESO ISS AMBI TAU0 END 0.009156
HIERARCH ESO ISS AMBI TEMP 15.32
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.53