2004 Hamilton County Orhtophotography
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Dataset Basics
Hamilton County 2004 color orthophotography was provided by Hamilton County, Indiana. The aerial photography have been developed with an absolute accuracy of plus or minus two and one half feet in the developed areas of the county and plus or minus five feet in the undeveloped areas. The contours for the entire county are accurate to within one foot vertically and the spot elevations are accurate to within one half foot vertically. The spatial extent for this Dataset slightly overlaps the county boundary.
File Format
The spatial reference for all tif files must be defined. Please see the FAQ for instructions on how to do this. MrSID mosaics are available for the nine townships and the entire Hamilton County area.
High-resolution
Coordinate System: NAD83, Indiana State Plane East, Zone 1301
Pixel Resolution: 6-inch
Compression: None
Units: U.S. Survey Feet
File Format: TIF uncompressed
File Size: 50MB
Township Mosaics
Coordinate System: NAD83, Indiana State Plane East, Zone 1301
Coorindate System: NAD83, Geographic Lat/Long
Pixel Resolution: 6-inch
Compression: 20:1, 35:1 and 40:1
Units: U.S. Survey Feet and Decimal Degrees
File Format: MrSID Township mosaic
File Size: 210MB to 1GB
County Mosaic
Coordinate System: NAD83, Indiana State Plane East, Zone 1301
Coorindate System: NAD83, Geographic Lat/Long
Pixel Resolution: 6-inch
Compression: 20:1, 80:1
Units: U.S. Survey Feet and Decimal Degrees
File Format: MrSID Township mosaic
File Size: 400-800 MB
File Format: MrSID County moasic
File Size: 650MB