Exposure
ID
MATIS.2025-08-09T06:50:01.412_1
Header ID
MATIS.2025-08-09T06:50:01.412
Date updated
2025-08-09 06:55:44 UTC+0000
Release date
2026-08-09 06:55:44 UTC+0000
UTC Start
2025-08-09 06:50:01.412
UTC End
2025-08-09 06:51:03.422
MJD Start
60896.28473857
MJD End
60896.28545627833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.005479
Ambient temperature (°C)
12.56
Seeing (arcsec)
0.64
Observation
ID
69581
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
51684
Name
HD 218396
RA
346.871596
DEC
21.1339
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 44.2050 44.2920 35.8000 35.9000
U1-U3 83.4080 83.5780 42.7000 42.8000
U1-U4 123.6730 123.8310 67.7290 67.6650
U2-U3 39.8840 39.9620 50.4000 50.4000
U2-U4 89.2630 89.2850 82.9070 82.8150
U3-U4 59.5990 59.5220 103.9690 103.8930
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 60896.28473857
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 218396
RA 346.871596
DEC 21.1339
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 44.205
HIERARCH ESO ISS PBL12 END 44.292
HIERARCH ESO ISS PBLA12 START 35.8
HIERARCH ESO ISS PBLA12 END 35.9
HIERARCH ESO ISS PBL13 START 83.408
HIERARCH ESO ISS PBL13 END 83.578
HIERARCH ESO ISS PBLA13 START 42.7
HIERARCH ESO ISS PBLA13 END 42.8
HIERARCH ESO ISS PBL14 START 123.673
HIERARCH ESO ISS PBL14 END 123.831
HIERARCH ESO ISS PBLA14 START 67.729
HIERARCH ESO ISS PBLA14 END 67.665
HIERARCH ESO ISS PBL23 START 39.884
HIERARCH ESO ISS PBL23 END 39.962
HIERARCH ESO ISS PBLA23 START 50.4
HIERARCH ESO ISS PBLA23 END 50.4
HIERARCH ESO ISS PBL24 START 89.263
HIERARCH ESO ISS PBL24 END 89.285
HIERARCH ESO ISS PBLA24 START 82.907
HIERARCH ESO ISS PBLA24 END 82.815
HIERARCH ESO ISS PBL34 START 59.599
HIERARCH ESO ISS PBL34 END 59.522
HIERARCH ESO ISS PBLA34 START 103.969
HIERARCH ESO ISS PBLA34 END 103.893
HIERARCH ESO ISS AMBI TAU0 START 0.005479
HIERARCH ESO ISS AMBI TAU0 END 0.005479
HIERARCH ESO ISS AMBI TEMP 12.56
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.73