Identification_Information: Citation: Citation_Information: Originator: Steven S. Intelmann Originator: Jonathan Beaudoin Publication_Date: 20071231 Title: mos110_0204c.tif - Multibeam backscatter mosaic from survey area 110_0204c Geospatial_Data_Presentation_Form: remote-sensing image Series_Information: Series_Name: HMPR-110-2002-04 Publication_Information: Publication_Place: Seattle, WA Publisher: NOAA -- Olympic Coast National Marine Sanctuary Online_Linkage: \\Mlkapp\fram\OlympicCoast\hmpr-110-2002-04\Catalog\Sonar\mos110_0204c.tif Description: Abstract: A multibeam backscatter image (0-35 m water depths) mosaiced from hydrographic data collected during a August/September 2003 seafloor survey. A Reson 8101 multibeam echosounder (240 kHz) was hull mounted to NOAAS Rainier survey launch to acquire the sonar data. A Applanix POS/MV was used to compensate for vessel motion and a Seabird SVP 19 plus was used to measure sound speed. Navigation and line planning were accomplished using Hypack software using a CSI wireles DPGS. Sonar packets, motion sensor, and navigation data were logged in Isis Sonar as XTF files. Backscatter was normalized and mosaiced using software developed by the University of New Brunswick Ocean Mapping Group. Purpose: The data can be used with geographic information systems (GIS) software to display various seafloor characteristics. These data are intended for science researchers, students, policy makers, and the general public. Time_Period_of_Content: Time_Period_Information: Single_Date/Time: Calendar_Date: 20030815 Currentness_Reference: ground condition Status: Progress: Complete Maintenance_and_Update_Frequency: As needed Spatial_Domain: Bounding_Coordinates: West_Bounding_Coordinate: -124.723726 East_Bounding_Coordinate: -124.636953 North_Bounding_Coordinate: 47.991864 South_Bounding_Coordinate: 47.888594 Keywords: Theme: Theme_Keyword_Thesaurus: None Theme_Keyword: Coastal Geology Theme_Keyword: Marine Geology Theme_Keyword: Multibeam Backscatter Theme_Keyword: Remote Sensing Image Theme_Keyword: Reson Theme_Keyword: Isis Place: Place_Keyword_Thesaurus: None Place_Keyword: Washington Place_Keyword: Olympic Coast Place_Keyword: Lapush Place_Keyword: Cake Rock Place_Keyword: Carroll Island Place_Keyword: Sealion Rock Access_Constraints: None Use_Constraints: Please recognize OCNMS as the source of this information. Not to be used for navigation. Point_of_Contact: Contact_Information: Contact_Person_Primary: Contact_Person: Steven S. Intelmann Contact_Organization: NOAA -- Olympic Coast National Marine Sanctuary Contact_Position: Habitat Mapping Specialist Contact_Address: Address_Type: mailing and physical address Address: 2725 Montlake Blvd. East City: Seattle State_or_Province: WA Postal_Code: 98112 Country: USA Contact_Voice_Telephone: 206-861-7603 Contact_Facsimile_Telephone: 206-860-3394 Contact_Electronic_Mail_Address: steve.intelmann@noaa.gov Hours_of_Service: 8am to 5pm Data_Set_Credit: Steven S. Intelmann Native_Data_Set_Environment: Microsoft Windows 2000 Version 5.0 (Build 2195) Service Pack 4; ESRI ArcCatalog 9.2.2.1350 Data_Quality_Information: Logical_Consistency_Report: Not Tested Completeness_Report: Unknown Positional_Accuracy: Horizontal_Positional_Accuracy: Horizontal_Positional_Accuracy_Report: Accuracy of the horizontal coordinates is on the order of 10-30m based on the uncertainty in position of side scan sonar towfish relative to ships DGPS position. Horizontal layback is more accurate than lateral offsets since any lateral offset in the towfish position (due to side currents) is unaccounted for in the layback calculations. Lineage: Process_Step: Process_Description: Sonar packets, attitude and position data logged in Isis Sonar. Process_Date: Various Process_Contact: Contact_Information: Contact_Organization_Primary: Contact_Organization: NOAA --- Olympic Coast national marine sanctuary Contact_Person: Steven S. Intelmann Contact_Position: Habitat Mapping Specialist Contact_Address: Address_Type: mailing and physical address Address: 2725 Montlake Blvd. East Address: Suite 301 City: Seattle State_or_Province: WA Postal_Code: 98112 Country: USA Process_Step: Process_Description: XTF conversion to Caris HDCS format. Process_Date: Various Process_Step: Process_Description: Swath editing and subset editing of multibeam bathymetry data in Caris Hips Process_Date: Various Process_Step: Process_Description: Build PFM dataset in Fledermaus by importing Caris HDCS libraries. Process_Date: Various Process_Step: Process_Description: Area-based editing of multibeam bathymetry in Fledermaus Process_Date: Various Process_Step: Process_Description: Dump PFM edits of multibeam bathymetry back into the Caris HDCS libraries. Process_Step: Process_Description: Using Caris Hips, export day, time, profile, and beam for all rejected soundings for each line file as individual text files. Process_Date: Various Process_Step: Process_Description: Unravel the XTFs to OMG format to create merged files specific to sonar (ie 8101). Process_Date: Various Process_Step: Process_Description: Filter soundings on Reson quality Flags Process_Date: Various Process_Step: Process_Description: Load HDCS rejected flags for previous Caris export process. Process_Date: Various Process_Step: Process_Description: Convert XTF navigation to OMG format. Process_Date: Various Process_Step: Process_Description: Copy vessel configuration for each survey line. Process_Date: Various Process_Step: Process_Description: Reduce bathy data by merging orientation and raytrace using svp data. Process_Date: Various Process_Step: Process_Description: Invert heave data -- XTF opposite of OMG convention. Process_Date: Various Process_Step: Process_Description: Compile decimated navigation data for quick viewing. Process_Date: Various Process_Step: Process_Description: Thin navigation removing redundant points. Process_Date: Various Process_Step: Process_Description: Merge navigation into bathymetry. Process_Date: Various Process_Step: Process_Description: Make DTM and sun illuminate. Process_Date: Various Process_Step: Process_Description: Compute angular response curve estimates from backscatter by using a rolling bin of 100 pings. DTM is used for grazing angle estimation. Process_Date: Various Process_Step: Process_Description: Generate calibrated backscatter for ri theta, snippets, and side scan packets specific to sonar type (ie 8101 or 8125) using rolling beam pattern Process_Date: Various Process_Step: Process_Description: Fill lone pixels (cosmetics) Process_Date: Various Process_Step: Process_Description: Mosaic lines using autoseam option (splits adjacent lines and sews seam) and auto_dg (down samples to mosaic resolution to avoid aliasing. Process_Date: Various Process_Step: Process_Description: Calculate histogram and apply strech to DN values. Process_Date: Various Process_Step: Process_Description: Export mosaic from OMG as pgm file. Process_Date: Various Process_Step: Process_Description: Convert PGM file to TIF file using linux XV utility. Process_Date: Various Process_Step: Process_Description: Create tif world file from mosaic bounds file. Process_Date: Various Process_Step: Process_Description: Metadata imported. Source_Used_Citation_Abbreviation: C:\DOCUME~1\INTELM~1\LOCALS~1\Temp\xml55.tmp Spatial_Data_Organization_Information: Direct_Spatial_Reference_Method: Raster Raster_Object_Information: Raster_Object_Type: Pixel Row_Count: 11347 Column_Count: 6236 Vertical_Count: 1 Spatial_Reference_Information: Horizontal_Coordinate_System_Definition: Planar: Grid_Coordinate_System: Grid_Coordinate_System_Name: Universal Transverse Mercator Universal_Transverse_Mercator: UTM_Zone_Number: 10 Transverse_Mercator: Scale_Factor_at_Central_Meridian: 0.999600 Longitude_of_Central_Meridian: -123.000000 Latitude_of_Projection_Origin: 0.000000 False_Easting: 500000.000000 False_Northing: 0.000000 Planar_Coordinate_Information: Planar_Coordinate_Encoding_Method: row and column Coordinate_Representation: Abscissa_Resolution: 1.000000 Ordinate_Resolution: 1.000000 Planar_Distance_Units: meters Geodetic_Model: Horizontal_Datum_Name: D_WGS_1984 Ellipsoid_Name: WGS_1984 Semi-major_Axis: 6378137.000000 Denominator_of_Flattening_Ratio: 298.257224 Entity_and_Attribute_Information: Detailed_Description: Entity_Type: Entity_Type_Label: mos110_0204c.tif.vat Attribute: Attribute_Label: OID Attribute_Definition: Internal feature number. Attribute_Definition_Source: ESRI Attribute_Domain_Values: Unrepresentable_Domain: Sequential unique whole numbers that are automatically generated. Attribute: Attribute_Label: VALUE Attribute: Attribute_Label: COUNT Distribution_Information: Distributor: Contact_Information: Contact_Person_Primary: Contact_Person: Steven S. Intelmann Contact_Organization: NOAA -- Olympic Coast national marine sanctuary Contact_Position: Habitat Mapping Specialist Contact_Address: Address_Type: mailing and physical address Address: 2725 Montlake Blvd East City: Seattle State_or_Province: WA Postal_Code: 98112 Country: USA Contact_Voice_Telephone: 206-861-7603 Contact_Facsimile_Telephone: 206-860-3394 Contact_Electronic_Mail_Address: steve.intelmann@noaa.gov Resource_Description: Downloadable Data Distribution_Liability: Please recognize the Olympic Coast national marine sanctuary (OCNMS) as the source of these data. The Olympic Coast National Marine Sanctuary nor any of their employees, make any warranty, express or implied, including the warranties of merchantability and fitness for a particular purpose, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product or process disclosed, or represents that its use would not infringe privately owned rights. Original data elements may have been compiled from various sources. Spatial nformation may not meet National Mapping Accuracy Standards. This information may be updated, corrected, or otherwise modified without notification. For additional information about this data contact the Olympic Coast national marine sanctuary. 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