Hi, I have two shapefiles of the Atlantic coastline of the US that are in the same geographic coordinate systems, however their extents are different, and therefore they cannot be displayed together. One appears to be in Lat/Lon, and one in UTM. Here is what they look like: COASTLINE 1: Extent: Top: 45.180969 m Bottom: 24.501657 m Right: -66.849304 m Left: -97.570702 m Data Type: Shapefile Feature Class Shapefile: C:\NAHU_Surge_2011\CatResponse\Sandy\Coastline_shapefile\Coastline2ndpass_Full_Mar18_polyline.shp Geometry Type: Line Projected Coordinate System: NAD_1983_UTM_Zone_16N Projection: Transverse_Mercator False_Easting: 500000.00000000 False_Northing: 0.00000000 Central_Meridian: -87.00000000 Scale_Factor: 0.99960000 Latitude_Of_Origin: 0.00000000 Linear Unit: Meter Geographic Coordinate System: GCS_North_American_1983 Datum: D_North_American_1983 Prime Meridian: Greenwich Angular Unit: Degree COASTLINE 2: Extent: Top: 5204656.913239 m Bottom: 2723560.465375 m Right: 2086827.768663 m Left: -566623.472411 m Data Type: Shapefile Feature Class Shapefile: C:\NAHU_Surge_2011\CatResponse\Sandy\Coastline_shapefile\US_medium_shorelineUTM16_sml.shp Geometry Type: Line Projected Coordinate System: NAD_1983_UTM_Zone_16N Projection: Transverse_Mercator False_Easting: 500000.00000000 False_Northing: 0.00000000 Central_Meridian: -87.00000000 Scale_Factor: 0.99960000 Latitude_Of_Origin: 0.00000000 Linear Unit: Meter Geographic Coordinate System: GCS_North_American_1983 Datum: D_North_American_1983 Prime Meridian: Greenwich Angular Unit: Degree I would like to display both shapefiles in the coordinate system and extent of Coastline 2. How can I accomplish this? I tried using the project tool to re-project Coastline 1 into Coastline 2's coordinate system, but that does not work. Thanks, Kimberly
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