Exposure
ID
MATIS.2024-05-31T03:28:41.156_1
Header ID
MATIS.2024-05-31T03:28:41.156
Date updated
2024-05-31 03:40:29 UTC+0000
Release date
2025-05-31 03:40:29 UTC+0000
UTC Start
2024-05-31 03:28:41.156
UTC End
2024-05-31 03:29:41.164
MJD Start
60461.14492079
MJD End
60461.145615327
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.00377
Ambient temperature (°C)
16.37
Seeing (arcsec)
0.77
Observation
ID
59462
Category
science
Program ID
113.26KD.004
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
44084
Name
HD_166191
RA
272.627547
DEC
-23.56706
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 55.4430 55.4460 4.4000 4.5000
U1-U3 98.8720 98.8910 9.6000 9.8000
U1-U4 113.1500 113.3060 35.7050 35.9180
U2-U3 43.9580 43.9760 16.2000 16.4000
U2-U4 71.8490 72.0380 59.3780 59.5710
U3-U4 49.8470 50.0010 96.4620 96.5450
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26KD.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60461.14492079
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_166191
RA 272.627547
DEC -23.56706
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 55.443
HIERARCH ESO ISS PBL12 END 55.446
HIERARCH ESO ISS PBLA12 START 4.4
HIERARCH ESO ISS PBLA12 END 4.5
HIERARCH ESO ISS PBL13 START 98.872
HIERARCH ESO ISS PBL13 END 98.891
HIERARCH ESO ISS PBLA13 START 9.6
HIERARCH ESO ISS PBLA13 END 9.8
HIERARCH ESO ISS PBL14 START 113.15
HIERARCH ESO ISS PBL14 END 113.306
HIERARCH ESO ISS PBLA14 START 35.705
HIERARCH ESO ISS PBLA14 END 35.918
HIERARCH ESO ISS PBL23 START 43.958
HIERARCH ESO ISS PBL23 END 43.976
HIERARCH ESO ISS PBLA23 START 16.2
HIERARCH ESO ISS PBLA23 END 16.4
HIERARCH ESO ISS PBL24 START 71.849
HIERARCH ESO ISS PBL24 END 72.038
HIERARCH ESO ISS PBLA24 START 59.378
HIERARCH ESO ISS PBLA24 END 59.571
HIERARCH ESO ISS PBL34 START 49.847
HIERARCH ESO ISS PBL34 END 50.001
HIERARCH ESO ISS PBLA34 START 96.462
HIERARCH ESO ISS PBLA34 END 96.545
HIERARCH ESO ISS AMBI TAU0 START 0.00377
HIERARCH ESO ISS AMBI TAU0 END 0.00377
HIERARCH ESO ISS AMBI TEMP 16.37
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.77