Does this help... http://spatialreference.org/ref/epsg/2326/proj4/ ?
On Thu, 2007-12-13 at 11:51 +0100, Otto Dassau wrote: > Hi, > > I need some help to add support for "Hong Kong 1980" datum in GRASS. I > have a wkt file with following information: > > PROJCS["Hong_Kong_1980_Grid",GEOGCS["GCS_Hong_Kong_1980",DATUM["D_Hong_Kong_198 > 0",SPHEROID["International_1924",6378388.0,297.0]],PRIMEM["Greenwich",0.0],UNIT > ["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["Fal > se_Easting",836694.05],PARAMETER["False_Northing",819069.8],PARAMETER["Central_ > Meridian",114.1785555555556],PARAMETER["Scale_Factor",1.0],PARAMETER["Latitude_ > Of_Origin",22.31213333333334],UNIT["Meter",1.0]] > > The datum D_Hong_Kong_1980 does not exist in GRASS yet. I found following > parameters and added them to the datum.table file: > > # Hong Kong Datum 1980 > hk80 "Hong_Kong_1980" international dx=-156 dy=-270 dz=-189 > > Now I am missing the Datum Transformation Parameters to add to the > datumtransform.table. > > I hope that someone has experience with "Hong_Kong_1980_Grid", can confirm, > what I found so far and maybe add the missing datum transformation parameters > or knows where I can find more about it? > > thanks a lot > Otto > _______________________________________________ > grass-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/grass-user -- Nikos Alexandris . Department of Remote Sensing & Landscape Information Systems Faculty of Forestry & Environmental Sciences, Albert-Ludwigs-University Freiburg . Tel. +49 (0) 761 203 3697 / Fax. +49 (0) 761 203 3701 / Skype: Nikos.Alexandris . Address: Tennenbacher str. 4, D-79106 Freiburg i. Br., Germany
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