20120524190101001.0FGDC CSDGM MetadataFALSE3125004882NS_048_ImgSid.sidfile://R:\Imagery\North_Susitna\Compressed_MrSid2\NS_048_ImgSid.sidLocal Area Network0021950190.0000001966594.0000003199311.0000003215715.0000001ProjectedGCS_North_American_1983Linear Unit: Foot_US (0.304801)NAD83_Alaska_zone_4<ProjectedCoordinateSystem xsi:type='typens:ProjectedCoordinateSystem' xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' xmlns:xs='http://www.w3.org/2001/XMLSchema' xmlns:typens='http://www.esri.com/schemas/ArcGIS/10.0'><WKT>PROJCS["NAD83_Alaska_zone_4",GEOGCS["GCS_North_American_1983",DATUM["D_North_American_1983",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["false_easting",1640416.666666667],PARAMETER["false_northing",0.0],PARAMETER["central_meridian",-150.0],PARAMETER["scale_factor",0.9999],PARAMETER["latitude_of_origin",54.0],UNIT["Foot_US",0.3048006096012192]]</WKT><XOrigin>-16806300</XOrigin><YOrigin>-52448700</YOrigin><XYScale>137255069.87923574</XYScale><ZOrigin>-100000</ZOrigin><ZScale>10000</ZScale><MOrigin>-100000</MOrigin><MScale>10000</MScale><XYTolerance>0.0032808333333333331</XYTolerance><ZTolerance>0.001</ZTolerance><MTolerance>0.001</MTolerance><HighPrecision>true</HighPrecision></ProjectedCoordinateSystem>8FALSEWavelet (MG2)3MrSIDTRUEcontinuousunsigned integer256ExportRasterWorldFile R:\Imagery\North_Susitna\Compressed_MrSid2\NS_048_ImgSid.sid20120524190234002012052419023400Jason SimpsonAeroMetric, Inc.Orthophoto Technician907-272-4495907-274-32652014 Merrill Field DriveAnchorageAlaska99501USanchorage@aerometric.com8am to 5pm Alaska Time20120524ArcGIS Metadata1.0John EllisAeroMetric, Inc.Project Manager907-272-4495907-274-32652014 Merrill Field DriveAnchorageAlaska99501USanchorage@aerometric.com8am to 5pm Alaska TimeContact distributor for lastest informationTIFF6.0no compression applied1000650megabytesuniversalRaster DatasetNS_048_ImgSid.sid2012-01-25AeroMetric, Inc.AeroMetric, Inc.Anchorage, Alaska, USAremote-sensing imageDigital Orthomosaic of North Susitna based on aerial DMC photography with a pixel ground resolution of 1 ft. MrSid - Compressed 10:1 into MrSid2 format by MSB GIS staff using LizardTech ® GeoExpress®.Provide visual backdrop for vector data.John EllisAeroMetric, Inc.Project Manager907 272-4495907 274-32652014 Merrill Field Dr.AnchorageAlaska99501USanchorage@aerometric.com8am - 5pm Alaska Time, M-FUSNorth SusitnaMatSuAlaskaAugust 2011July 2011September 2011October 2011June 2011DMCOrthophotoOrthomosaicUSAugust 2011July 2011September 2011October 2011June 2011DMCOrthophotoNorth SusitnaOrthomosaicMatSuAlaskaAlthough these data have been processed successfully on a computer system at AeroMetric, no warranty expressed or implied is made by the AeroMetric regarding the use of the data on any other system, nor does the act of distribution constitute any such warranty. AeroMetric shall not be liable for any activity involving these data, installation, fitness of the data for a particular purpose, its use, or analyses results.No restrictionsNo restrictionsMicrosoft Windows XP Version 5.1 (Build 2600) Service Pack 3; ESRI ArcGIS 10.0.3.3600ground condition2011-06-182011-10-12-150.595806-150.49764262.57507162.620315AeroMetric Job # 61104011-148.152499-148.05177462.78849162.742331No restrictionsNo restrictionsThe file was loaded into ArcMap 10.0 to ensure proper tile size, location, and alignment.This file covers the area of interest in its entirety.264 check point coordinates were measured to compare the aerotriangulated value of the points to their observed position in the mosaic to ensure the data meets horizontal accuracy requirement.Average of the sum of the mosaic observed positions versus the aerotriangulated locations.1.243 ft RMSE (CE 90)DEM Process: LiDAR data was acquired and processed to eliminate all returns not classified as ground.2012-01-02LiDAR Flight PlanVector Digital Elevation DataAerial Photography Capture: A twin-engine aircraft with an on-board Intergraph frame-based digital mapping camera (DMC) was used to capture 802 exposures along 16 flight lines. The position and orientation of the aircraft was recorded at each exposure with the on-board global positioning system (GPS) and inertial measuring unit (IMU).2011-06-18Flight PlanGPS Position DataIMU Orientation DataAerial PhotographyHeader Creation and Horizontal Checks: The mosaic tiles have their georeferencing information assigned into the headers of the tiles creating full geotiffs. The tiles are then checked for horizontal positioning utilizing ground control.2012-01-25Vector Digital Elevation DataSurveyed Photo-Identifiable Ground Control DataReviewed Orthorectified Mosaic TilesFinal Orthorectified Mosaic TilesTile Review: The mosaicked tiles were each individually panned through and errors/blemishes in seamline generation and color balance are removed by manual methods.2012-01-25Initial Orthorectified Mosaic TilesReviewed Orthorectified Mosaic TilesAerotriangulation Process: The aerotriangulation was performed using the initial GPS/IMU data and was refined using conventional photogrammetric methods.2011-07-09IMU Orientation DataGPS Position DataSurveyed Photo-Identifiable Ground Control DataAerial Camera Calibration ReportAerial PhotographyAerotriangulation ReportMosaic Process: Inpho OrthoVista software was used to color-balance, automatically generate seamlines, and mosaic the individual orthophotos into user defined mosaic tiles.2012-01-10Digital Orthorectified Aerial PhotographyInitial Orthorectified Mosaic TilesOrthorectification Process: Inpho OrthoMaster software was used to process the imagery to remove systematic and terrain distortions while also georeferencing it. The resulting output files were output with a ground sample distance (GSD) of 1 ft.2012-01-08Aerial PhotographyAerotriangulation ReportVector Digital Elevation DataDigital Orthorectified Aerial PhotographyThe DEM was used in the construction of the orthomosaic to correct for terrain distortion.Vector Digital Elevation DataLiDAR DEMAeroMetric, Inc.AeroMetric, Inc.Anchorage, AKtabular digital dataground condition2011-06-182011-10-12This photography provided the base imagery required to create the orthophotos.24000DMC Aerial PhotographyAerial PhotographyAeroMetric, Inc.remote-sensing imageground condition2011-06-182011-10-12This data provided the coordinates for aerotriangulation refinement of the initial photo exposure positions and horizontal accuracy checks for the final tiles.Ground ControlSurveyed Photo-Identifiable Ground ControlGlobal Positioning Services, Inc.documentground condition2011-06-182011-10-12Provided the inital X, Y, and Z location for each exposure.GPS DataGPS Position DataAeroMetric, Inc.tabular digital dataground condition2011-06-182011-10-12Provided the initial aircraft attitude/orientation for each exposure.IMU DataIMU Orientation DataAeroMetric, Inc.tabular digital dataground condition2011-06-182011-10-122164041.000000164041.0000001101950190.000000 3199311.0000001950190.000000 3215715.0000001966594.000000 3215715.0000001966594.000000 3199311.0000001958392.000000 3207513.000000datasetBand_1216.0000000.0000008Foot_USBand_2219.0000000.0000008Foot_USBand_3210.0000000.0000008Foot_US