City of Tacoma GISThis dataset is a tile mosaic of 30cm aerials of the Service Area from 2009. Contact Info: GIS Team GISteam@cityoftacoma.org Company: DigitalGlobe PROJECT SPECIFICATIONS -- ACCURACY REPORT Project: WA Seattle-30cm-0709_4488 Datum: NAD 83 Projection: UTM Zone: 10 Units: meters GSD (pixel size): 30 cm Camera Type: Leica Geosystems ADS40-SH51 Average Acquisition Altitude: 9,600 feet above ground level DEM Source: National Elevation Dataset (NED) Reference Source: Airborne GPS/IMU Photo Date Range: July 2 through July 22, 2009 Cloud cover: Entire Market is cloud free Resolution: Entire Market acquired at 30 cm GSD Sun Angle: Entire Market acquired with sun angle above 30 degrees Accuracy Points Measured: 47 Accuracy: 2.01 meters CE90 Accuracy report, date prepared: September 30, 2009 Accuracy report prepared by: Mark MeyerArcGIS ImageMapLayerhttps://hub.arcgis.com/datasets/626d93a879054b2f87d82fc7b4c5e7bcengTacoma Open DataPublic2009 Imagery (Tacoma) [Washington (State)--Tacoma]Web servicesWashington (State)--TacomaWashington (State)2009