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</o:shapelayout></xml><![endif]--></head><body lang=DE link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hi,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US>I would like to transform the vertical datum EPSG:5730 to EPSG:5621<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>For more information about the European height reference systems have a look at: <a href="http://www.crs-geo.eu/">http://www.crs-geo.eu/</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I used gdaltransform, but the z value is not changing:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>The <span style='color:#333333;background:white'>CRS is identical EPSG:3035: ETRS89 European Lambert Azimuthal Equal Area.</span><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>gdaltransform -s_srs EPSG:3035+5730 -t_srs EPSG:3035+5621 < xxx.xyz > xxx3.xyz<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>xxx.xyz:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>4650012.500 1649987.500 332.763<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>4650037.500 1649987.500 337.635<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>4650062.500 1649987.500 342.153<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><pre><span lang=EN-US style='color:black'>testepsg "EPSG:4326+5773" </span><span lang=EN-US style='font-family:Wingdings;color:black'>à</span><span lang=EN-US style='color:black'> </span><span lang=EN-US>success in both cases<o:p></o:p></span></pre><pre><span lang=EN-US><o:p> </o:p></span></pre><pre><span lang=EN-US><o:p> </o:p></span></pre><pre><span lang=EN-US>Best,<o:p></o:p></span></pre><pre><span lang=EN-US><o:p> </o:p></span></pre><pre><span lang=EN-US>Martin<o:p></o:p></span></pre><pre><span lang=EN-US><o:p> </o:p></span></pre><pre><span lang=EN-US><o:p> </o:p></span></pre><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></body></html>