Exposure
ID
MATIS.2025-08-09T07:27:41.282_1
Header ID
MATIS.2025-08-09T07:27:41.282
Date updated
2025-08-09 07:35:45 UTC+0000
Release date
2026-08-09 07:35:45 UTC+0000
UTC Start
2025-08-09 07:27:41.282
UTC End
2025-08-09 07:28:43.292
MJD Start
60896.31089447
MJD End
60896.31161217833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.004029
Ambient temperature (°C)
12.19
Seeing (arcsec)
0.695
Observation
ID
69616
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
51701
Name
HD 218396
RA
346.871622
DEC
21.13389
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 47.2560 47.3350 37.5000 37.5000
U1-U3 89.1820 89.3280 43.4000 43.4000
U1-U4 128.1660 128.2530 65.1900 65.1140
U2-U3 42.4550 42.5170 50.0000 49.9000
U2-U4 89.0620 89.0270 79.4580 79.3600
U3-U4 56.1370 56.0230 101.3080 101.2370
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 60896.31089447
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871622
DEC 21.13389
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 47.256
HIERARCH ESO ISS PBL12 END 47.335
HIERARCH ESO ISS PBLA12 START 37.5
HIERARCH ESO ISS PBLA12 END 37.5
HIERARCH ESO ISS PBL13 START 89.182
HIERARCH ESO ISS PBL13 END 89.328
HIERARCH ESO ISS PBLA13 START 43.4
HIERARCH ESO ISS PBLA13 END 43.4
HIERARCH ESO ISS PBL14 START 128.166
HIERARCH ESO ISS PBL14 END 128.253
HIERARCH ESO ISS PBLA14 START 65.19
HIERARCH ESO ISS PBLA14 END 65.114
HIERARCH ESO ISS PBL23 START 42.455
HIERARCH ESO ISS PBL23 END 42.517
HIERARCH ESO ISS PBLA23 START 50.0
HIERARCH ESO ISS PBLA23 END 49.9
HIERARCH ESO ISS PBL24 START 89.062
HIERARCH ESO ISS PBL24 END 89.027
HIERARCH ESO ISS PBLA24 START 79.458
HIERARCH ESO ISS PBLA24 END 79.36
HIERARCH ESO ISS PBL34 START 56.137
HIERARCH ESO ISS PBL34 END 56.023
HIERARCH ESO ISS PBLA34 START 101.308
HIERARCH ESO ISS PBLA34 END 101.237
HIERARCH ESO ISS AMBI TAU0 START 0.004415
HIERARCH ESO ISS AMBI TAU0 END 0.003643
HIERARCH ESO ISS AMBI TEMP 12.19
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.69