Exposure
ID
MATIS.2024-06-01T05:12:44.740_1
Header ID
MATIS.2024-06-01T05:12:44.740
Date updated
2024-06-01 05:25:41 UTC+0000
Release date
2025-06-01 05:25:40 UTC+0000
UTC Start
2024-06-01 05:12:44.740
UTC End
2024-06-01 05:13:44.748
MJD Start
60462.21718449
MJD End
60462.217879027
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004186
Ambient temperature (°C)
14.96
Seeing (arcsec)
0.63
Observation
ID
59473
Category
science
Program ID
113.26KD.005
Program Title
IMAGING THE SUB-AU DETAILS OF THE EXTREME DEBRIS DISK AROUND HD 166191
Program Type
Normal
PI / COI
CHEN / VARGA / LYKOU / MOOR / ABRAHAM / KOSPAL / CRUZ-SAENZ DE MIERA / WEIGELT / KOBUS / HOGERHEIJDE / WOLF / AUGEREAU / PRIOLET / LEINHARDT / CARTER / LOPEZ / DANCHI / HENNING / HOFMANN / MATTER / PANTIN / PETROV / SCHERTL / VAN BOEKEL
Target
ID
44094
Name
HD_166191
RA
272.627518
DEC
-23.56708
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 56.2210 56.2290 19.2000 19.3000
U1-U3 101.5390 101.5630 25.4000 25.6000
U1-U4 127.3210 127.4110 53.5350 53.6680
U2-U3 46.0610 46.0770 33.1000 33.2000
U2-U4 86.9060 86.9900 74.9470 75.0650
U3-U4 60.9380 60.9920 105.2520 105.3420
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26KD.005
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60462.21718449
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_166191
RA 272.627518
DEC -23.56708
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 2308
HIERARCH ESO ISS PBL12 START 56.221
HIERARCH ESO ISS PBL12 END 56.229
HIERARCH ESO ISS PBLA12 START 19.2
HIERARCH ESO ISS PBLA12 END 19.3
HIERARCH ESO ISS PBL13 START 101.539
HIERARCH ESO ISS PBL13 END 101.563
HIERARCH ESO ISS PBLA13 START 25.4
HIERARCH ESO ISS PBLA13 END 25.6
HIERARCH ESO ISS PBL14 START 127.321
HIERARCH ESO ISS PBL14 END 127.411
HIERARCH ESO ISS PBLA14 START 53.535
HIERARCH ESO ISS PBLA14 END 53.668
HIERARCH ESO ISS PBL23 START 46.061
HIERARCH ESO ISS PBL23 END 46.077
HIERARCH ESO ISS PBLA23 START 33.1
HIERARCH ESO ISS PBLA23 END 33.2
HIERARCH ESO ISS PBL24 START 86.906
HIERARCH ESO ISS PBL24 END 86.99
HIERARCH ESO ISS PBLA24 START 74.947
HIERARCH ESO ISS PBLA24 END 75.065
HIERARCH ESO ISS PBL34 START 60.938
HIERARCH ESO ISS PBL34 END 60.992
HIERARCH ESO ISS PBLA34 START 105.252
HIERARCH ESO ISS PBLA34 END 105.342
HIERARCH ESO ISS AMBI TAU0 START 0.004349
HIERARCH ESO ISS AMBI TAU0 END 0.004023
HIERARCH ESO ISS AMBI TEMP 14.96
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.61