Automatic Determination of Wind Profiles with Generalized SCIDAR

We present an iterative, potentially automated method for deriving wind profiles from generalized scintillation detection and ranging (SCIDAR) measurements, which can work in a nonsupervised mode. It is an extension of our CLEAN‐based method previously developed for \documentclass{aastex} \usepackag...

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Veröffentlicht in:Publications of the Astronomical Society of the Pacific 2004-08, Vol.116 (822), p.778-789
Hauptverfasser: Prieur, J.‐L., Avila, R., Daigne, G., Vernin, J.
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container_issue 822
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container_title Publications of the Astronomical Society of the Pacific
container_volume 116
creator Prieur, J.‐L.
Avila, R.
Daigne, G.
Vernin, J.
description We present an iterative, potentially automated method for deriving wind profiles from generalized scintillation detection and ranging (SCIDAR) measurements, which can work in a nonsupervised mode. It is an extension of our CLEAN‐based method previously developed for \documentclass{aastex} \usepackage{amsbsy} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{bm} \usepackage{mathrsfs} \usepackage{pifont} \usepackage{stmaryrd} \usepackage{textcomp} \usepackage{portland,xspace} \usepackage{amsmath,amsxtra} \usepackage[OT2,OT1]{fontenc} \newcommand\cyr{ \renewcommand\rmdefault{wncyr} \renewcommand\sfdefault{wncyss} \renewcommand\encodingdefault{OT2} \normalfont \selectfont} \DeclareTextFontCommand{\textcyr}{\cyr} \pagestyle{empty} \DeclareMathSizes{10}{9}{7}{6} \begin{document} \landscape $C^{2}_{N}$ \end{document} profile determination. The algorithm is based on a morphological analysis of the cross‐correlation function of consecutive scintillation irradiance frames, with the introduction of some knowledge from the \documentclass{aastex} \usepackage{amsbsy} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{bm} \usepackage{mathrsfs} \usepackage{pifont} \usepackage{stmaryrd} \usepackage{textcomp} \usepackage{portland,xspace} \usepackage{amsmath,amsxtra} \usepackage[OT2,OT1]{fontenc} \newcommand\cyr{ \renewcommand\rmdefault{wncyr} \renewcommand\sfdefault{wncyss} \renewcommand\encodingdefault{OT2} \normalfont \selectfont} \DeclareTextFontCommand{\textcyr}{\cyr} \pagestyle{empty} \DeclareMathSizes{10}{9}{7}{6} \begin{document} \landscape $C^{2}_{N}$ \end{document} profiles, which are determined from the autocorrelation of those frames. This method was successfully tested on data from the site‐testing observations made at San Pedro Mártir in 2000, even for the most difficult cases.
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Instrumentation, techniques, and astronomical observations</topic><topic>Observatories and site testing</topic><topic>Sciences of the Universe</topic><topic>Scintillation</topic><topic>Telescopes</topic><topic>Turbulence</topic><topic>Wind profiles</topic><topic>Wind velocity</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Prieur, J.‐L.</creatorcontrib><creatorcontrib>Avila, R.</creatorcontrib><creatorcontrib>Daigne, G.</creatorcontrib><creatorcontrib>Vernin, J.</creatorcontrib><collection>Pascal-Francis</collection><collection>CrossRef</collection><collection>Hyper Article en Ligne (HAL)</collection><jtitle>Publications of the Astronomical Society of the Pacific</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Prieur, J.‐L.</au><au>Avila, R.</au><au>Daigne, G.</au><au>Vernin, J.</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Automatic Determination of Wind Profiles with Generalized SCIDAR</atitle><jtitle>Publications of the Astronomical Society of the Pacific</jtitle><date>2004-08-01</date><risdate>2004</risdate><volume>116</volume><issue>822</issue><spage>778</spage><epage>789</epage><pages>778-789</pages><issn>0004-6280</issn><eissn>1538-3873</eissn><coden>PASPAU</coden><abstract>We present an iterative, potentially automated method for deriving wind profiles from generalized scintillation detection and ranging (SCIDAR) measurements, which can work in a nonsupervised mode. It is an extension of our CLEAN‐based method previously developed for \documentclass{aastex} \usepackage{amsbsy} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{bm} \usepackage{mathrsfs} \usepackage{pifont} \usepackage{stmaryrd} \usepackage{textcomp} \usepackage{portland,xspace} \usepackage{amsmath,amsxtra} \usepackage[OT2,OT1]{fontenc} \newcommand\cyr{ \renewcommand\rmdefault{wncyr} \renewcommand\sfdefault{wncyss} \renewcommand\encodingdefault{OT2} \normalfont \selectfont} \DeclareTextFontCommand{\textcyr}{\cyr} \pagestyle{empty} \DeclareMathSizes{10}{9}{7}{6} \begin{document} \landscape $C^{2}_{N}$ \end{document} profile determination. 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subjects Algorithms
Altitude
Artificial satellites
Astronomy
Astrophysics
Atmospheric optics
Autocorrelation
Earth, ocean, space
Exact sciences and technology
External geophysics
Fundamental astronomy and astrophysics. Instrumentation, techniques, and astronomical observations
Observatories and site testing
Sciences of the Universe
Scintillation
Telescopes
Turbulence
Wind profiles
Wind velocity
title Automatic Determination of Wind Profiles with Generalized SCIDAR
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