[mapserver-users] convert projection from UTM to WGS84 using proj

Jørn Vegard Røsnes jorn at spacetec.no
Wed May 16 02:21:22 PDT 2012


Hi,
maybe something like this:

ogr2ogr -s_srs epsg:4230 -t_srs epsg:4326  <dest shapefile> <source shapefile>

http://www.gdal.org/ogr2ogr.html

kind regards
Jørn-Vegard Røsnes

----- Original Message -----
> From: "Murat Beyhan" <beyhan at deprem.gov.tr>
> To: "mapserver-users" <mapserver-users at lists.osgeo.org>
> Sent: Wednesday, 16 May, 2012 10:41:39 AM
> Subject: [mapserver-users] convert projection from UTM to WGS84 using proj
> 
> Dear friends,
> I'm sorry, I'm not good at GIS applications but I wondering about
> conversion between various projection or datum of the data files.
> 
> data.shp data.shx data.dbf and data.prj files are available.
> 
> shpdump data.shp gives following
> 
> Shape:0 (ArcZ)  nVertices=4, nParts=1
>   Bounds:(  513275.786, 4006041.761, 0, 0)
>       to (  513345.812, 4006078.182, 0, 0)
>      (  513275.786, 4006078.182, 0, 0) Ring
>      (  513301.130, 4006064.906, 0, 0)
>      (  513321.636, 4006053.249, 0, 0)
>      (  513345.812, 4006041.761, 0, 0)
> ...
> 
> 
> 
> 
> 
> data.prj as follows
> 
> PROJCS["(UTM)Universal Transvers Merkator 3�",GEOGCS["EUROPEAN
> 1950",DATUM["European_Datum_1950",SPHEROID["International",6378388.00000000,297.00000000],
> TOWGS84[-87.00000000,-98.00000000,-121.00000000,0.00000000,0.00000000,0.00000000,0.00000000]],
> PRIMEM["Greenwich",0.00000000],UNIT["Degree",0.01745329],AUTHORITY["EPSG","4230"]],PROJECTION["TRANSVERSE_MERCATOR"],
> PARAMETER["SCALE_FACTOR",1.00000000],PARAMETER["CENTRAL_MERIDIAN",36.00000000],PARAMETER["LATITUDE_OF_ORIGIN",0.00000000],
> PARAMETER["FALSE_EASTING",500000.00000000],PARAMETER["FALSE_NORTHING",0.00000000],UNIT["meter",1.00000000]]
> 
> 
> using these data How to convert a file which is created using
> european_datum_1950 to WGS84 (World Geodetic System 1984)
> or where I have to start to understand these method of applications
> using PROJ4.
> Thanks
> muratB
> 
> 
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