topic Trouble with LS Factor equation in ArcGIS Spatial Analyst Questions https://community.esri.com/t5/arcgis-spatial-analyst-questions/trouble-with-ls-factor-equation/m-p/377598#M5312 <HTML><HEAD></HEAD><BODY><SPAN>I have been to the following thread and used the equation given for calculating the RUSLE LS factor: </SPAN><A href="http://forums.arcgis.com/threads/55694-Slope-Length?highlight=RUSLE">http://forums.arcgis.com/threads/55694-Slope-Length?highlight=RUSLE</A><SPAN>.&nbsp; However, I am obtaining results in the 500's.&nbsp; I know this cannot possibly be right.&nbsp; I tried projecting the rasters into a USGS Albers Equal Area Conical but my results ended up being in the 50000's.&nbsp; I believe that it has something to do with how I am putting in the cell resolution.&nbsp; Does anyone know if that is my problem or how the equation given was derived so I can manipulate it for my watershed?</SPAN></BODY></HTML> Wed, 30 May 2012 13:23:20 GMT AndrewCopley 2012-05-30T13:23:20Z Trouble with LS Factor equation https://community.esri.com/t5/arcgis-spatial-analyst-questions/trouble-with-ls-factor-equation/m-p/377598#M5312 <HTML><HEAD></HEAD><BODY><SPAN>I have been to the following thread and used the equation given for calculating the RUSLE LS factor: </SPAN><A href="http://forums.arcgis.com/threads/55694-Slope-Length?highlight=RUSLE">http://forums.arcgis.com/threads/55694-Slope-Length?highlight=RUSLE</A><SPAN>.&nbsp; However, I am obtaining results in the 500's.&nbsp; I know this cannot possibly be right.&nbsp; I tried projecting the rasters into a USGS Albers Equal Area Conical but my results ended up being in the 50000's.&nbsp; I believe that it has something to do with how I am putting in the cell resolution.&nbsp; Does anyone know if that is my problem or how the equation given was derived so I can manipulate it for my watershed?</SPAN></BODY></HTML> Wed, 30 May 2012 13:23:20 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/trouble-with-ls-factor-equation/m-p/377598#M5312 AndrewCopley 2012-05-30T13:23:20Z