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Tuesday, February 8, 2011

Projections Part 1

Process Summary:
  1. Opened cntbnd shapefile properties in ArcCatalog.  Layer is projected in Albers type projection.
  2. Added layer to ArcMap.
  3. Added two data frames into document.  Names: Albers, UTM, and State Plane N.
  4. Reprojected cntbnd shapefile to NAD 1983 UTM-16 coordinate system (NAD_1983_To_HARN_Florida geographic transformation), and dragged to UTM data frame in table of contents.
  5. Reprojected cntbnd shapefile to NAD 1983 HARN StatePlane Florida North FIPS 0903 Feet coordinate system, and dragged to State Plane N data frame in table of contents.
  6. Added “Area” field to attribute tables of all three data layers.
  7. Used Calculate Geometry option to calculate area of counties in all three layers.
  8. Created map showing each projected layer.  Scale: 1:10,000,000.
  9. Generated table comparing areas for each projection for Alachua, Escambia, Miami-Dade, and Polk counties in excel, added to map.
  10. Added essential map elements, exported to JPG.
  11. Added UWF_N.jpg to Albers data frame.  Photo appears as island in Atlantic. Edited spacial reference to NAD 1983 HARN StatePlane Florida North FIPS 0903 Feet. Image appears in correct spot.
  12. Reprojected raster image to UTM. Added to Albers data frame. Raster image appears in correct spot.



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