Exposure
ID
MATIS.2024-05-31T03:19:03.644_1
Header ID
MATIS.2024-05-31T03:19:03.644
Date updated
2024-05-31 03:25:29 UTC+0000
Release date
2025-05-31 03:25:29 UTC+0000
UTC Start
2024-05-31 03:19:03.644
UTC End
2024-05-31 03:20:03.608
MJD Start
60461.13823662
MJD End
60461.1389306478
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006245
Ambient temperature (°C)
16.46
Seeing (arcsec)
0.745
Observation
ID
59461
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 55.4150 55.4170 2.9000 3.1000
U1-U3 98.7120 98.7280 8.0000 8.2000
U1-U4 111.7070 111.8590 33.6770 33.8960
U2-U3 43.7960 43.8120 14.5000 14.7000
U2-U4 70.0580 70.2500 57.5240 57.7270
U3-U4 48.3640 48.5260 95.6800 95.7640
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 60461.13823662
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_166191
RA 272.627547
DEC -23.56706
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.228
HIERARCH ESO DET NDIT 263
HIERARCH ESO ISS PBL12 START 55.415
HIERARCH ESO ISS PBL12 END 55.417
HIERARCH ESO ISS PBLA12 START 2.9
HIERARCH ESO ISS PBLA12 END 3.1
HIERARCH ESO ISS PBL13 START 98.712
HIERARCH ESO ISS PBL13 END 98.728
HIERARCH ESO ISS PBLA13 START 8.0
HIERARCH ESO ISS PBLA13 END 8.2
HIERARCH ESO ISS PBL14 START 111.707
HIERARCH ESO ISS PBL14 END 111.859
HIERARCH ESO ISS PBLA14 START 33.677
HIERARCH ESO ISS PBLA14 END 33.896
HIERARCH ESO ISS PBL23 START 43.796
HIERARCH ESO ISS PBL23 END 43.812
HIERARCH ESO ISS PBLA23 START 14.5
HIERARCH ESO ISS PBLA23 END 14.7
HIERARCH ESO ISS PBL24 START 70.058
HIERARCH ESO ISS PBL24 END 70.25
HIERARCH ESO ISS PBLA24 START 57.524
HIERARCH ESO ISS PBLA24 END 57.727
HIERARCH ESO ISS PBL34 START 48.364
HIERARCH ESO ISS PBL34 END 48.526
HIERARCH ESO ISS PBLA34 START 95.68
HIERARCH ESO ISS PBLA34 END 95.764
HIERARCH ESO ISS AMBI TAU0 START 0.006245
HIERARCH ESO ISS AMBI TAU0 END 0.006245
HIERARCH ESO ISS AMBI TEMP 16.46
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.69