topic Re: Transformation of coordinate system in Geoprocessing Questions https://community.esri.com/t5/geoprocessing-questions/transformation-of-coordinate-system/m-p/180142#M6037 <HTML><HEAD></HEAD><BODY><SPAN>Also, for a list of transformations and their area of use, see the following knowledge base article </SPAN><STRONG>21327</STRONG><SPAN>:</SPAN><BR /><SPAN> </SPAN><BR /><A href="http://support.esri.com/en/knowledgebase/techarticles/detail/21327">http://support.esri.com/en/knowledgebase/techarticles/detail/21327</A></BODY></HTML> Tue, 25 Oct 2011 22:00:06 GMT NobbirAhmed 2011-10-25T22:00:06Z Transformation of coordinate system https://community.esri.com/t5/geoprocessing-questions/transformation-of-coordinate-system/m-p/180138#M6033 <HTML><HEAD></HEAD><BODY><SPAN>Original User: 3alaeddine</SPAN><BR /><BR /><SPAN>Hi all,</SPAN><BR /><SPAN>I have my shape files for the sign structures with the projected coordinate system WGS_1984_UTM_zone _17N and the other files with the geographic coordinate system GCS_WGS_1984. So I am wondering how I can do the transformation from the projected coordinate system to the geographic coordinate system.</SPAN><BR /><SPAN>Thank you very much for your help.</SPAN><BR /><SPAN>Alaeddine Saadaoui</SPAN></BODY></HTML> Tue, 25 Oct 2011 14:51:40 GMT https://community.esri.com/t5/geoprocessing-questions/transformation-of-coordinate-system/m-p/180138#M6033 Anonymous User 2011-10-25T14:51:40Z Re: Transformation of coordinate system https://community.esri.com/t5/geoprocessing-questions/transformation-of-coordinate-system/m-p/180139#M6034 <HTML><HEAD></HEAD><BODY><SPAN>Original User: NobbirAhmed</SPAN><BR /><BR /><SPAN>Try Project tool (Data Management tools &gt; Projections and Transformations toolset &gt; Feature &gt; Project)</SPAN></BODY></HTML> Tue, 25 Oct 2011 17:58:30 GMT https://community.esri.com/t5/geoprocessing-questions/transformation-of-coordinate-system/m-p/180139#M6034 Anonymous User 2011-10-25T17:58:30Z Re: Transformation of coordinate system https://community.esri.com/t5/geoprocessing-questions/transformation-of-coordinate-system/m-p/180140#M6035 <HTML><HEAD></HEAD><BODY><SPAN>My issue is that when I am prompted that the layer I am going to put in has a different geo. coordinate system than the one I am currently using in my data frame.&nbsp; I click the transformation button and select the GCS_North_American_1927 in the "convert from" and then put my North_American_Datum_1983 in the "into" box.&nbsp; What do I put in the "using" box?</SPAN></BODY></HTML> Tue, 25 Oct 2011 21:29:35 GMT https://community.esri.com/t5/geoprocessing-questions/transformation-of-coordinate-system/m-p/180140#M6035 JeremySkaw 2011-10-25T21:29:35Z Re: Transformation of coordinate system https://community.esri.com/t5/geoprocessing-questions/transformation-of-coordinate-system/m-p/180141#M6036 <HTML><HEAD></HEAD><BODY><SPAN>Original User: NobbirAhmed</SPAN><BR /><BR /><SPAN>@jskaw2011</SPAN><BR /><SPAN>One of the transformations from the drop-down list should work. To better understand the whole process (which transformation to select) please consult this topic and various topics linked in the topic.</SPAN><BR /><SPAN> </SPAN><BR /><A href="http://blogs.esri.com/Support/blogs/mappingcenter/archive/2009/05/06/About-geographic-transformations-and-how-to-choose-the-right-one.aspx">http://blogs.esri.com/Support/blogs/mappingcenter/archive/2009/05/06/About-geographic-transformations-and-how-to-choose-the-right-one.aspx</A></BODY></HTML> Tue, 25 Oct 2011 21:47:12 GMT https://community.esri.com/t5/geoprocessing-questions/transformation-of-coordinate-system/m-p/180141#M6036 Anonymous User 2011-10-25T21:47:12Z Re: Transformation of coordinate system https://community.esri.com/t5/geoprocessing-questions/transformation-of-coordinate-system/m-p/180142#M6037 <HTML><HEAD></HEAD><BODY><SPAN>Also, for a list of transformations and their area of use, see the following knowledge base article </SPAN><STRONG>21327</STRONG><SPAN>:</SPAN><BR /><SPAN> </SPAN><BR /><A href="http://support.esri.com/en/knowledgebase/techarticles/detail/21327">http://support.esri.com/en/knowledgebase/techarticles/detail/21327</A></BODY></HTML> Tue, 25 Oct 2011 22:00:06 GMT https://community.esri.com/t5/geoprocessing-questions/transformation-of-coordinate-system/m-p/180142#M6037 NobbirAhmed 2011-10-25T22:00:06Z Re: Transformation of coordinate system https://community.esri.com/t5/geoprocessing-questions/transformation-of-coordinate-system/m-p/180143#M6038 <HTML><HEAD></HEAD><BODY><SPAN>Original User: 3alaeddine</SPAN><BR /><BR /><SPAN>Thank you very much for your posts. The real problem was that the coordinate system was wrong. It was NAD_1983_UTM_Zone_17N instead of&nbsp; GCS_WGS_1984. So I corrected the coordinate system and the projection worked properly. Thank you again <span class="lia-unicode-emoji" title=":slightly_smiling_face:">🙂</span></SPAN></BODY></HTML> Thu, 27 Oct 2011 18:03:50 GMT https://community.esri.com/t5/geoprocessing-questions/transformation-of-coordinate-system/m-p/180143#M6038 Anonymous User 2011-10-27T18:03:50Z