topic ARCMAP-TRANSFORMATION AND PROJECTION FORMULA in Data Management Questions https://community.esri.com/t5/data-management-questions/arcmap-transformation-and-projection-formula/m-p/608917#M34296 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P></P><P>I am using ArcMap 10.4.1.</P><P></P><P>Have been reviewing the Transformation&nbsp;and Projection Tables and wonder if there is reference to the formula relationships used&nbsp;in generating the Transformations and Projections ?</P></BODY></HTML> Mon, 29 May 2017 23:32:07 GMT ChuckTurlington 2017-05-29T23:32:07Z ARCMAP-TRANSFORMATION AND PROJECTION FORMULA https://community.esri.com/t5/data-management-questions/arcmap-transformation-and-projection-formula/m-p/608917#M34296 <HTML><HEAD></HEAD><BODY><P>Hello,</P><P></P><P>I am using ArcMap 10.4.1.</P><P></P><P>Have been reviewing the Transformation&nbsp;and Projection Tables and wonder if there is reference to the formula relationships used&nbsp;in generating the Transformations and Projections ?</P></BODY></HTML> Mon, 29 May 2017 23:32:07 GMT https://community.esri.com/t5/data-management-questions/arcmap-transformation-and-projection-formula/m-p/608917#M34296 ChuckTurlington 2017-05-29T23:32:07Z Re: ARCMAP-TRANSFORMATION AND PROJECTION FORMULA https://community.esri.com/t5/data-management-questions/arcmap-transformation-and-projection-formula/m-p/608918#M34297 <HTML><HEAD></HEAD><BODY><P>There is no 'one' .....<A href="http://desktop.arcgis.com/en/arcmap/latest/map/projections/equation-based-methods.htm"> read one link</A>.... more to appease interest and at least be familiar with some of the background.</P></BODY></HTML> Mon, 29 May 2017 23:55:37 GMT https://community.esri.com/t5/data-management-questions/arcmap-transformation-and-projection-formula/m-p/608918#M34297 DanPatterson_Retired 2017-05-29T23:55:37Z