topic False Easting and Northing in Data Management Questions https://community.esri.com/t5/data-management-questions/false-easting-and-northing/m-p/33126#M1826 <HTML><HEAD></HEAD><BODY><SPAN>I am having difficulty grasping the reason AutoCAD does not use False Easting &amp; Northing.&nbsp; </SPAN><BR /><BR /><SPAN>Our AutoCAD users have a Modified Ground State Plane System that does not use False Easting &amp; Northing, so all the CAD data displays incorrectly compared to our GIS data and any WMS we pull in.&nbsp; All our GIS data uses the Esri Projection File NAD 1983 HARN StatePlane Colorado Central FIPS 0502 (US Feet).prj.&nbsp; We have a scale factor that will transform the data between the GIS and CAD data, but the CAD users not wanting to use False Easting or Northing is causing some troubles.</SPAN><BR /><BR /><SPAN>I would like to be able to have our GIS data visible to AutoCAD users through an SDE connection or ArcGIS for AutoCAD plug-in, but without having to change our coordinate system to the Modified Ground with no values for False Easting and Northing. </SPAN><BR /><BR /><SPAN>Is there anything someone could enlighten us here about how best we should display our data? I have researched the topic and am still unable to provide our AutoCAD users with anything that fully satisfies them on using false easting and northing.</SPAN><BR /><BR /><SPAN>Thanks!</SPAN></BODY></HTML> Fri, 22 Jun 2012 14:14:03 GMT NickMeyers 2012-06-22T14:14:03Z False Easting and Northing https://community.esri.com/t5/data-management-questions/false-easting-and-northing/m-p/33126#M1826 <HTML><HEAD></HEAD><BODY><SPAN>I am having difficulty grasping the reason AutoCAD does not use False Easting &amp; Northing.&nbsp; </SPAN><BR /><BR /><SPAN>Our AutoCAD users have a Modified Ground State Plane System that does not use False Easting &amp; Northing, so all the CAD data displays incorrectly compared to our GIS data and any WMS we pull in.&nbsp; All our GIS data uses the Esri Projection File NAD 1983 HARN StatePlane Colorado Central FIPS 0502 (US Feet).prj.&nbsp; We have a scale factor that will transform the data between the GIS and CAD data, but the CAD users not wanting to use False Easting or Northing is causing some troubles.</SPAN><BR /><BR /><SPAN>I would like to be able to have our GIS data visible to AutoCAD users through an SDE connection or ArcGIS for AutoCAD plug-in, but without having to change our coordinate system to the Modified Ground with no values for False Easting and Northing. </SPAN><BR /><BR /><SPAN>Is there anything someone could enlighten us here about how best we should display our data? I have researched the topic and am still unable to provide our AutoCAD users with anything that fully satisfies them on using false easting and northing.</SPAN><BR /><BR /><SPAN>Thanks!</SPAN></BODY></HTML> Fri, 22 Jun 2012 14:14:03 GMT https://community.esri.com/t5/data-management-questions/false-easting-and-northing/m-p/33126#M1826 NickMeyers 2012-06-22T14:14:03Z