topic Attribute Assistant and Area calculations in Geoprocessing Questions https://community.esri.com/t5/geoprocessing-questions/attribute-assistant-and-area-calculations/m-p/495474#M16525 <HTML><HEAD></HEAD><BODY><P>Hi Mike and other fellow users,&nbsp;</P><P></P><P>I have an&nbsp;enterprise geodatabase polygon feature class, which is in a geographic coordinate system. I have a field: <STRONG>GIS_Area</STRONG> in the&nbsp;feature class, which I populate with the size (in hectares) of the polygons using a projected coordinate system.</P><P>My question is: can I use Attribute Assistant to do update this field&nbsp;?</P><P>It seems that I cannot make use of Shape.STArea(), because the data source is not in a projected coordinate system. And I also when I&nbsp;change my data frame to the projected coordinate system, my other Attribute Assistant methods doesn't seem to work properly (INTERSECTING_FEATURE gives me incorrect results)</P><P></P><P>please could you give me some advise on my predicament ?</P><P></P><P>Kind regards</P><P>Pieter</P></BODY></HTML> Mon, 15 Aug 2016 11:08:04 GMT PieterHoltzhausen 2016-08-15T11:08:04Z Attribute Assistant and Area calculations https://community.esri.com/t5/geoprocessing-questions/attribute-assistant-and-area-calculations/m-p/495474#M16525 <HTML><HEAD></HEAD><BODY><P>Hi Mike and other fellow users,&nbsp;</P><P></P><P>I have an&nbsp;enterprise geodatabase polygon feature class, which is in a geographic coordinate system. I have a field: <STRONG>GIS_Area</STRONG> in the&nbsp;feature class, which I populate with the size (in hectares) of the polygons using a projected coordinate system.</P><P>My question is: can I use Attribute Assistant to do update this field&nbsp;?</P><P>It seems that I cannot make use of Shape.STArea(), because the data source is not in a projected coordinate system. And I also when I&nbsp;change my data frame to the projected coordinate system, my other Attribute Assistant methods doesn't seem to work properly (INTERSECTING_FEATURE gives me incorrect results)</P><P></P><P>please could you give me some advise on my predicament ?</P><P></P><P>Kind regards</P><P>Pieter</P></BODY></HTML> Mon, 15 Aug 2016 11:08:04 GMT https://community.esri.com/t5/geoprocessing-questions/attribute-assistant-and-area-calculations/m-p/495474#M16525 PieterHoltzhausen 2016-08-15T11:08:04Z