File:ECEF.svg

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Summary

Description
English: Diagram of Earth Centered, Earth Fixed coordinates in relation to latitude and longitude.
Date
Source Own work
Author Krishnavedala
 
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LaTeX source code
\documentclass[10pt,border=1pt,tikz,class=scrartcl]{standalone} \usepackage[T1]{fontenc} \usepackage[utf8]{inputenc} \usepackage{lmodern} \usepackage{mathtools} \usepackage{gensymb}  \usepackage{tikz-3dplot} \usetikzlibrary{arrows,calc,positioning,decorations.pathreplacing}  \begin{document} \scriptsize \tdplotsetmaincoords {80}{100} \begin{tikzpicture}[thick,auto,>=stealth,xscale=4,yscale=3,tdplot_main_coords] 	\pgfmathsetmacro{\pxyz}{.6} 	\draw [->,thin] (0,0,0) -- (1.2,0,0) node [anchor=north east] {X}; 	\draw [->,thin] (0,0,0) -- (0,1.2,0) node [anchor=north] {Y}; 	\draw [->,thin] (0,0,0) -- (0,0,1.2) node [anchor=south] {Z}; 	\tdplotdrawarc {(0,0,0)}{1}{-90}{90}{}{}; 	\tdplotdrawarc [dotted] {(0,0,0)}{1}{90}{270}{}{}; 	\draw [green!50!gray] (\pxyz,0,0) -- ++(0,\pxyz,0) node [pos=.5,below] {$y$}  		-- ++(-\pxyz,0,0) node [pos=.5,below right] {$x$}  		-- ++(0,0,\pxyz) node [pos=.5,right] {$z$}  		-- ++(0,-\pxyz,0) -- ++(\pxyz,0,0) -- ++(0,0,-\pxyz) 		(\pxyz,0,\pxyz) -- ++(0,\pxyz,0) -- ++(0,0,-\pxyz) 		(\pxyz,\pxyz,\pxyz) -- ++(-\pxyz,0,0) 	; 	\draw [red] (0,0,0) -- (\pxyz,\pxyz,0)	node [pos=.8,above] {$p$} 		(0,0,0) -- (\pxyz,\pxyz,\pxyz)	node [pos=.7,above] {$r$}; 	\tdplotdrawarc [->,thin] {(0,0,0)} {.3} {0}{45}{below}{$\lambda$}; 	\tdplotgetpolarcoords{\pxyz}{\pxyz}{\pxyz} 	\tdplotsetthetaplanecoords{45}; 	\tdplotdrawarc [tdplot_rotated_coords,->,thin] {(0,0,0)} {.3} {90}{\tdplotrestheta}{right}{$\phi$}; 	%\draw [->,dashed] (0,0,0) -- (-1.2,0); 	%\draw [->,dashed] (0,0,0) -- (0,-1.2,0); 	\draw [->,dashed,thin] (0,0,0) -- (0,0,-1.2); 	\tdplotsetthetaplanecoords{0}; 	\tdplotdrawarc [tdplot_rotated_coords]{(0,0,0)}{1}{0}{180}{}{}; 	\tdplotdrawarc [tdplot_rotated_coords,dotted] {(0,0,0)}{1}{180}{360}{}{}; 	\tdplotsetthetaplanecoords{90}; 	\tdplotdrawarc [tdplot_rotated_coords]{(0,0,0)}{1}{0}{360}{}{}; 	\draw (0,0,0) + (0,0,1.1) node [left] {North Pole} 		 (0,0,0) + (.5,.7,-.3) node {\parbox{1.5cm}{Equator\\(0\degree latitude)}} 		 (0,0,0) + (0,-.5,.5) node {\parbox{1.9cm}{Prime meridian\\(0\degree longitude)}} 	; 	\draw [anchor=east,yshift=3pt] 		 (0,1.2,1.2) node {$\phi=$ latitude} 		 (0,1.2,1.12) node {$\lambda=$ longitude} 		 (0,1.2,1.04) node [blue!50] {$a=$ major axis} 		 (0,1.2,.96) node [purple!70] {$b=$ minor axis} 		 (0,1.2,.88) node [green!50!gray] {$x,y,z=$ ECEF position} 	; 	\draw [->,thin] (.4,.8,-.3) .. controls +(north east:1mm) and +(south east:1mm) .. ++(-.1,-.05,.24); 	\draw [->,thin] (0,-.4,.6) .. controls +(north:1mm) and +(west:1mm) .. ++(0,.27,.2); 	\draw [blue!50,decorate,decoration={brace,amplitude=5pt,mirror}] (0,0,0) -- (1,0,0) node [pos=.4,above left=2pt] {$a$}; 	\draw [blue!50,decorate,decoration={brace,amplitude=5pt}] (0,0,0) -- (0,1,0) node [pos=.5,above=4pt] {$a$}; 	\draw [purple!70,decorate,decoration={brace,amplitude=5pt}] (0,0,0) -- (0,0,1) node [pos=.5,left=4pt] {$b$}; \end{tikzpicture} \end{document}

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Captions

ECEF model

Items portrayed in this file

depicts

inception

7 December 2014

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Date/TimeThumbnailDimensionsUserComment
current02:55, 8 June 2017Thumbnail for version as of 02:55, 8 June 2017975 × 787 (47 KB)This, that and the otherIncrease default size
16:19, 7 December 2014Thumbnail for version as of 16:19, 7 December 2014325 × 262 (47 KB)Krishnavedala{{Information |Description ={{en|1=Diagram of Earth Centered, Earth Fixed coordinates in relation to latitude and longitude.}} |Source ={{own}} |Author =Krishnavedala |Date =2014-12-07 |Permission...

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