diff options
| author | Kristian Evers <kristianevers@gmail.com> | 2018-03-06 09:23:33 +0100 |
|---|---|---|
| committer | Kristian Evers <kristianevers@gmail.com> | 2018-03-06 09:23:33 +0100 |
| commit | ec2b67d5df927f58af7445e589b347bf03698a30 (patch) | |
| tree | 2429815ffd6bcac59fd1e054cf0dd067e96a6d62 /html/man_geod.html | |
| parent | ffc0a463f07b60f8cc17a3630f740584fa18c95f (diff) | |
| download | PROJ-ec2b67d5df927f58af7445e589b347bf03698a30.tar.gz PROJ-ec2b67d5df927f58af7445e589b347bf03698a30.zip | |
Remove html folder
Diffstat (limited to 'html/man_geod.html')
| -rw-r--r-- | html/man_geod.html | 305 |
1 files changed, 0 insertions, 305 deletions
diff --git a/html/man_geod.html b/html/man_geod.html deleted file mode 100644 index 8150b4d1..00000000 --- a/html/man_geod.html +++ /dev/null @@ -1,305 +0,0 @@ -<HTML><HEAD><TITLE>Manpage of GEOD</TITLE> -</HEAD><BODY> -<H1>GEOD</H1> -Section: User Commands (1)<BR>Updated: 2000/03/21 Rel. 4.4<BR><A HREF="#index">Index</A> -<A HREF="../index.html">Return to Main Contents</A><HR> - -<A NAME="lbAB"> </A> -<H2>NAME</H2> - -geod - direct geodesic computations -<BR> - -invgeod - inverse geodesic computations -<A NAME="lbAC"> </A> -<H2>SYNOPSIS</H2> - -<B>geod</B> - -<B>+ellps=<ellipse></B> - -[ -<B>-afFIlptwW</B> - -[ -<I>args</I> - -] ] [ -<B>+args</B> - -] -file[s] -<BR> - -<B>invgeod</B> - -<B>+ellps=<ellipse></B> - -[ -<B>-afFIlptwW</B> - -[ -<I>args</I> - -] ] [ -<B>+args</B> - -] -file[s] -<A NAME="lbAD"> </A> -<H2>DESCRIPTION</H2> - -<I>Geod</I> - -(direct) and -<I>invgeod</I> - -(inverse) -perform geodesic (``Great Circle'') computations for determining -latitude, longitude and back azimuth of a terminus point -given a initial point latitude, longitude, azimuth and distance (direct) or -the forward and back azimuths and distance between an initial and -terminus point latitudes and longitudes (inverse). -<P> - -The following runline control parameters can appear in any order: -<DL COMPACT> -<DT><B>-I</B> - -<DD> -Specifies that the inverse geodesic computation is to be performed. -May be used with execution of -<B>goed</B> - -as an alternative to -<B>invgeod</B> - -execution. -<DT><B>-a</B> - -<DD> -Latitude and longitudes of the initial and terminal points, -forward and back azimuths and distance are output. -<DT><B>-t</B><I>a</I> - -<DD> -<I>A</I> - -specifies a character employed as the first character to denote -a control line to be passed through without processing. -<DT><B>-le</B> - -<DD> -Gives a listing of all the ellipsoids that may be selected with the -<B>+ellps=</B> - -option. -<DT><B>-lu</B> - -<DD> -Gives a listing of all the units that may be selected with the -<B>+units=</B> - -option. -<DT><B>-[f|F]</B><I> format</I> - -<DD> -<I>Format</I> - -is a -<I>printf</I> - -format string to control the output form of the geographic coordinate values -(<B>f</B>) or distance value (<B>F</B>). -The default mode is DMS for geographic coordinates and "%.3f" for distance. -<DT><B>-[w|W]</B><I>n</I> - -<DD> -<I>N</I> - -is the number of significant fractional digits to employ for -seconds output (when the option is not specified, -<B>-w3</B> - -is assumed). -When -<B>-W</B> - -is employed the fields will be constant width with leading zeroes. -<DT><B>-p</B> - -<DD> -This option causes the azimuthal values to be output as unsigned -DMS numbers between 0 and 360 degrees. Also note -f. -</DL> -<P> - -The -<B>+args</B> - -run-line arguments are associated with geodetic parameters -for specifying the ellipsoidal or sphere to use. -See -<B>proj</B> - -documentation for full list of these parameters and contrl. -The options are processed in left to right order -from the run line. -Reentry of an option is ignored with the first occurrence assumed to -be the desired value. -<P> - -One or more -<I>files</I> - -(processed in left to right order) -specify the source of data to be transformed. -A - will specify the location of processing standard input. -If no files are specified, the input is assumed to be from -<I>stdin.</I> - -<P> - -For direct determinations input data must be in latitude, -longitude, azimuth and distance order and output will be -latitude, longitude and back azimuth of the terminus point. -Latitude, longitude of the initial and terminus point are -input for the inverse mode and respective forward and back -azimuth from the initial and terminus points are output along -with the distance between the points. -<P> - -Input geographic coordinates -(latitude and longitude) and azimuthal data must be in DMS format and input -distance data must be in units consistent with the ellipsoid -major axis or sphere radius units. -Output geographic coordinates will be in DMS -(if the -<B>-f</B> - -switch is not employed) to 0.001" -with trailing, zero-valued minute-second fields deleted. -Output distance data will be in the same units as the ellipsoid or -sphere radius. -<P> - -The Earth's ellipsoidal figure may be selected in the same -manner as program -<B>proj</B> - -by using -<B>+ellps=, +a=, +es=,</B> - -etc. -<P> - -<I>Geod</I> - -may also be used to determine intermediate points along either -a geodesic line between two points or along an arc of specified distance -from a geographic point. -In both cases an initial point must be specified with -<B>+lat_1=</B><I>lat</I> - -and -<B>+lon_1=</B><I>lon</I> - -parameters and either a terminus point -<B>+lat_2=</B><I>lat</I> - -and -<B>+lon_2=</B><I>lon</I> - -or a distance and azimuth from the initial point with -<B>+S=</B><I>distance</I> - -and -<B>+A=</B><I>azimuth</I> - -must be specified. -<P> - -If points along a geodesic are to be determined then either -<B>+n_S=</B><I>integer</I> - -specifying the number of intermediate points and/or -<B>+del_S=</B><I>distance</I> - -specifying the incremental distance between points must be specified. -<P> - -To determine points along an arc equidistant from the initial point both -<B>+del_A=</B><I>angle</I> - -and -<B>+n_A=</B><I>integer</I> - -must be specified which determine the respective angular increments -and number of points to be determined. - -<A NAME="lbAE"> </A> -<H2>EXAMPLE</H2> - -The following script determines the geodesic azimuths and distance in -U.S. stature miles from Boston, MA, to Portland, OR: -<DL COMPACT><DT><DD> -<BR> <TT>geod +ellps=clrk66 <<EOF -I +units=us-mi -<BR> 42d15'N 71d07'W 45d31'N 123d41'W -<BR> EOF</TT> -</DL> - -which gives the results: -<DL COMPACT><DT><DD> -<BR> <TT>-66d31'50.141" 75d39'13.083" 2587.504 -</DL> - -where the first two values are the -azimuth from Boston to Portland, the back azimuth from Portland to -Boston followed by the distance. -<P> - -An example of forward geodesic use is to use the Boston location and determine -Portland's location by azimuth and distance: -<DL COMPACT><DT><DD> -<BR> geod +ellps=clrk66 <<EOF +units=us-mi -<BR> 42d15'N 71d07'W -66d31'50.141" 2587.504 -<BR> EOF</TT> -</DL> - -which gives: -<DL COMPACT><DT><DD> -<BR> <TT>45d31'0.003"N 123d40'59.985"W 75d39'13.094"</TT> -</DL> - -Note: lack of precision in the distance value compromises -the precision of the Portland location. -<A NAME="lbAF"> </A> -<H2>SEE ALSO</H2> - -Thomas, P.D., 1970, -<I>Spheroidal Geodesics, Reference Systems & Local Geometry:</I> - -U.S. Naval Oceanographic Office, S-138. -<A NAME="lbAG"> </A> -<H2>HOME PAGE</H2> - -<A HREF="http://www.remotesensing.org/proj">http://www.remotesensing.org/proj</A> -<P> - -<HR> -<A NAME="index"> </A><H2>Index</H2> -<DL> -<DT><A HREF="#lbAB">NAME</A><DD> -<DT><A HREF="#lbAC">SYNOPSIS</A><DD> -<DT><A HREF="#lbAD">DESCRIPTION</A><DD> -<DT><A HREF="#lbAE">EXAMPLE</A><DD> -<DT><A HREF="#lbAF">SEE ALSO</A><DD> -<DT><A HREF="#lbAG">HOME PAGE</A><DD> -</DL> -<HR> -This document was created by -<A HREF="http://localhost/cgi-bin/man/man2html">man2html</A>, -using the manual pages.<BR> -Time: 13:14:56 GMT, October 14, 2005 -</BODY> -</HTML> |