Identification_Information: Citation: Citation_Information: Originator: Steven S. Intelmann Originator: Jonathan Beaudoin Publication_Date: 2005 Title: mos115_0403.TIF -- Multibeam backscatter sonar image for the nearshore Cape Flattery area: Data from survey effort HMPR-115-2004-03 in the Olympic Coast national marine sanctuary. Geospatial_Data_Presentation_Form: remote-sensing image Series_Information: Series_Name: HMPR-115-2004-03 Publication_Information: Publication_Place: Port Angeles, WA Publisher: NOAA -- Olympic Coast National Marine Sanctuary Online_Linkage: \\Acoustics2\DATA\hmpr-115-2004-03\Catalog\Sonar\mos115_0403.tif Description: Abstract: This multibeam backscatter sonar image of the sea floor (0-200 m water depths) was mosaiced from data collected from various mapping efforts each October from 2001-2004. Reson 8101 (240 kHz) and Reson 8125 (455kHz) multibeam echosounders were hull mounted to survey launches and deployed from the NOAA ship Rainier. Either Trimble or CSI wireless DGPS were used for launch positioning. TSS or Applanix Pos/MV were used to compensate for vessel motion. A Seabird SVP 19 plus was used to correct for sound velocity refraction. Navigation and line planning were accomplished with Hypack. Sonar packets, motion sensor, and navigation data were logged in Isis Sonar as XTF files. Backscatter was normalized using propietary software developed by the University of New Brunswick Ocean Mapping Group. Purpose: These data are intended for science researchers, students, policy makers, and the general public. The data can be used with geographic information systems (GIS) software to display benthic information. Time_Period_of_Content: Time_Period_Information: Single_Date/Time: Calendar_Date: 20051013 Currentness_Reference: ground condition Status: Progress: Complete Maintenance_and_Update_Frequency: As needed Spatial_Domain: Bounding_Coordinates: West_Bounding_Coordinate: -124.877465 East_Bounding_Coordinate: -124.625300 North_Bounding_Coordinate: 48.430050 South_Bounding_Coordinate: 48.243084 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: Juan de Fuca Place_Keyword: Cape Flattery Place_Keyword: Makah Bay Place_Keyword: Koitlah Point 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: 115 E. Railroad Avenue Address: Suite 301 City: Port Angeles State_or_Province: WA Postal_Code: 98362 Country: USA Contact_Voice_Telephone: 360-457-6622 Contact_Voice_Telephone: Ext. 22 Contact_Facsimile_Telephone: 360-457-8496 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 9.1.0.722 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 gps 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: 115 E. Railroad Avenue Address: Suite 301 City: Port Angeles State_or_Province: WA Postal_Code: 98362 Country: USA Contact_Voice_Telephone: 360-457-6622 Contact_Voice_Telephone: Ext. 22 Contact_Facsimile_Telephone: 360-457-8496 Contact_Electronic_Mail_Address: steve.intelmann@noaa.gov 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 8125 or 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. 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\intels\LOCALS~1\Temp\xml86.tmp Spatial_Data_Organization_Information: Direct_Spatial_Reference_Method: Raster Raster_Object_Information: Raster_Object_Type: Pixel Row_Count: 20375 Column_Count: 18231 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 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: 115 E. Railroad Avenue Address: Suite 301 City: Port Angeles State_or_Province: WA Postal_Code: 98362 Country: USA Contact_Voice_Telephone: 360-457-6622 Contact_Voice_Telephone: Ext. 22 Contact_Facsimile_Telephone: 360-457-8496 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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Railroad Avenue Address: Ext. 22 City: Port Angeles State_or_Province: WA Postal_Code: 98362 Country: USA Contact_Voice_Telephone: 360-457-6622 Contact_Voice_Telephone: Ext. 22 Contact_Facsimile_Telephone: 360-457-8496 Contact_Electronic_Mail_Address: steve.intelmann@noaa.gov Metadata_Standard_Name: FGDC Content Standards for Digital Geospatial Metadata Metadata_Standard_Version: FGDC-STD-001-1998 Metadata_Time_Convention: local time Metadata_Extensions: Profile_Name: ESRI Metadata Profile Metadata_Extensions: Online_Linkage: http://www.esri.com/metadata/esriprof80.html Profile_Name: ESRI Metadata Profile