topic Error reprojection shape in ArcGIS Explorer Online Questions https://community.esri.com/t5/arcgis-explorer-online-questions/error-reprojection-shape/m-p/40511#M53 <HTML><HEAD></HEAD><BODY><SPAN>Original User: emmarita</SPAN><BR /><BR /><SPAN>I've got a polygonal shape in Monte Mario Italy 2.</SPAN><BR /><SPAN>When i add it to my map in Arcgis Explorer Online, the features are in the wrong position (see image attached): the red feature i drew is in the right place, the green feature is from my shapefile.</SPAN><BR /><SPAN>The prj is defined in the txt attached.</SPAN><BR /><SPAN>The same error occurs when i use ArcGis Explorer (desktop), but i partially solved changing the 'trasformation' in 'map properties-2D coordinates system'.</SPAN><BR /><SPAN>It means that in this way i have my shape correctly projected, but when i change the basemap, the errors occurs again.</SPAN><BR /><SPAN>In ArcGis Explorer Online i don't know how to solve this problem.</SPAN><BR /><SPAN>All that doesn't occur in ArcMap, every basemap i load, my shapefile in Monte Mario Italy 2 is correctly reprojected.</SPAN><BR /><SPAN>Thank's for any help.</SPAN><BR /><SPAN>Emmarita</SPAN></BODY></HTML> Wed, 23 May 2012 10:14:24 GMT Anonymous User 2012-05-23T10:14:24Z Error reprojection shape https://community.esri.com/t5/arcgis-explorer-online-questions/error-reprojection-shape/m-p/40511#M53 <HTML><HEAD></HEAD><BODY><SPAN>Original User: emmarita</SPAN><BR /><BR /><SPAN>I've got a polygonal shape in Monte Mario Italy 2.</SPAN><BR /><SPAN>When i add it to my map in Arcgis Explorer Online, the features are in the wrong position (see image attached): the red feature i drew is in the right place, the green feature is from my shapefile.</SPAN><BR /><SPAN>The prj is defined in the txt attached.</SPAN><BR /><SPAN>The same error occurs when i use ArcGis Explorer (desktop), but i partially solved changing the 'trasformation' in 'map properties-2D coordinates system'.</SPAN><BR /><SPAN>It means that in this way i have my shape correctly projected, but when i change the basemap, the errors occurs again.</SPAN><BR /><SPAN>In ArcGis Explorer Online i don't know how to solve this problem.</SPAN><BR /><SPAN>All that doesn't occur in ArcMap, every basemap i load, my shapefile in Monte Mario Italy 2 is correctly reprojected.</SPAN><BR /><SPAN>Thank's for any help.</SPAN><BR /><SPAN>Emmarita</SPAN></BODY></HTML> Wed, 23 May 2012 10:14:24 GMT https://community.esri.com/t5/arcgis-explorer-online-questions/error-reprojection-shape/m-p/40511#M53 Anonymous User 2012-05-23T10:14:24Z Re: Error reprojection shape https://community.esri.com/t5/arcgis-explorer-online-questions/error-reprojection-shape/m-p/40512#M54 <HTML><HEAD></HEAD><BODY><SPAN>Original User: sgill</SPAN><BR /><BR /><SPAN>Hi - I think that for the coordinate system you posted, the transformation used will be 1660 Monte_Mario_To_WGS_1984_4, best average for Italian mainland. </SPAN><BR /><BR /><SPAN>If you want more control over the transformation, I would recommend (seeing as you mentioned using ArcMap) that you reproject the shapefile to the Web Mercator Auxiliary Sphere (WGS_1984_Web_Mercator_Auxiliary_Sphere</SPAN><BR /><SPAN>WKID: 3857) coordinate system before you import into ArcGIS Explorer Online, and choose the transformation that you prefer to use there when you reproject.</SPAN></BODY></HTML> Thu, 24 May 2012 07:20:24 GMT https://community.esri.com/t5/arcgis-explorer-online-questions/error-reprojection-shape/m-p/40512#M54 Anonymous User 2012-05-24T07:20:24Z