Exposure
ID
MATIS.2024-05-31T03:26:14.922_1
Header ID
MATIS.2024-05-31T03:26:14.922
Date updated
2024-05-31 03:35:31 UTC+0000
Release date
2025-05-31 03:35:31 UTC+0000
UTC Start
2024-05-31 03:26:14.922
UTC End
2024-05-31 03:27:14.886
MJD Start
60461.14322826
MJD End
60461.1439222878
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004793
Ambient temperature (°C)
16.36
Seeing (arcsec)
0.665
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 55.4350 55.4380 4.0000 4.1000
U1-U3 98.8290 98.8470 9.2000 9.4000
U1-U4 112.7830 112.9340 35.1980 35.4080
U2-U3 43.9150 43.9330 15.8000 16.0000
U2-U4 71.3990 71.5850 58.9180 59.1090
U3-U4 49.4780 49.6310 96.2640 96.3460
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 60461.14322826
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 0.263
HIERARCH ESO DET NDIT 228
HIERARCH ESO ISS PBL12 START 55.435
HIERARCH ESO ISS PBL12 END 55.438
HIERARCH ESO ISS PBLA12 START 4.0
HIERARCH ESO ISS PBLA12 END 4.1
HIERARCH ESO ISS PBL13 START 98.829
HIERARCH ESO ISS PBL13 END 98.847
HIERARCH ESO ISS PBLA13 START 9.2
HIERARCH ESO ISS PBLA13 END 9.4
HIERARCH ESO ISS PBL14 START 112.783
HIERARCH ESO ISS PBL14 END 112.934
HIERARCH ESO ISS PBLA14 START 35.198
HIERARCH ESO ISS PBLA14 END 35.408
HIERARCH ESO ISS PBL23 START 43.915
HIERARCH ESO ISS PBL23 END 43.933
HIERARCH ESO ISS PBLA23 START 15.8
HIERARCH ESO ISS PBLA23 END 16.0
HIERARCH ESO ISS PBL24 START 71.399
HIERARCH ESO ISS PBL24 END 71.585
HIERARCH ESO ISS PBLA24 START 58.918
HIERARCH ESO ISS PBLA24 END 59.109
HIERARCH ESO ISS PBL34 START 49.478
HIERARCH ESO ISS PBL34 END 49.631
HIERARCH ESO ISS PBLA34 START 96.264
HIERARCH ESO ISS PBLA34 END 96.346
HIERARCH ESO ISS AMBI TAU0 START 0.00468
HIERARCH ESO ISS AMBI TAU0 END 0.004906
HIERARCH ESO ISS AMBI TEMP 16.36
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.65