Swath Data File: wgom2.0405.0.em1000.mb51 MBIO Data Format ID: 51 Format name: MBF_EMOLDRAW Informal Description: Old Simrad vendor multibeam format Attributes: Simrad EM1000, EM12S, EM12D, and EM121 multibeam sonars, bathymetry, amplitude, and sidescan, 60 beams for EM1000, 81 beams for EM12S/D, 121 beams for EM121, variable pixels, ascii + binary, Simrad. Data Totals: Number of Records: 3902 Bathymetry Data (121 beams): Number of Beams: 472142 Number of Good Beams: 224924 47.64% Number of Zero Beams: 247218 52.36% Number of Flagged Beams: 0 0.00% Amplitude Data (121 beams): Number of Beams: 472142 Number of Good Beams: 224924 47.64% Number of Zero Beams: 247218 52.36% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 3995648 Number of Good Pixels: 2776496 69.49% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 1219152 30.51% Navigation Totals: Total Time: 0.6540 hours Total Track Length: 11.6442 km Average Speed: 17.8038 km/hr ( 9.6237 knots) Start of Data: Time: 06 27 2002 10:38:11.700000 JD178 (2002-06-27T10:38:11.700000) Lon: -93.420186667 Lat: 28.082185000 Depth: 84.4800 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 288.2000 degrees Sonar Depth: 0.1500 m Sonar Altitude: 84.3300 m End of Data: Time: 06 27 2002 11:17:26.200000 JD178 (2002-06-27T11:17:26.200000) Lon: -93.537711569 Lat: 28.085885392 Depth: 79.7600 meters Speed: 15.5877 km/hr ( 8.4258 knots) Heading: 267.2000 degrees Sonar Depth: 0.3800 m Sonar Altitude: 79.3800 m Limits: Minimum Longitude: -93.537983951 Maximum Longitude: -93.419334896 Minimum Latitude: 28.068015541 Maximum Latitude: 28.105569133 Minimum Sonar Depth: -1.2800 Maximum Sonar Depth: 1.3700 Minimum Altitude: 0.4500 Maximum Altitude: 96.7200 Minimum Depth: 3.6800 Maximum Depth: 1277.4200 Minimum Amplitude: -59.5000 Maximum Amplitude: 0.0000 Minimum Sidescan: -64.0000 Maximum Sidescan: -15.5000 Data Record Type Notices: DN: 3902 MB_DATA_DATA (ID=1): survey data DN: 1 MB_DATA_VELOCITY_PROFILE (ID=6): SVP DN: 5121 MB_DATA_NAV (ID=12): Navigation record Nonfatal Error Notices: EN: 5122 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 0 0 0 0 0 0 0 0 0 0 CM: 0 0 0 0 0 0 0 0 0 0 CM: 0 0 0 0 0 0 0 0 0 0 CM: 0 0 0 0 0 0 0 0 0 0 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 0 0 0 0 0 0 0 0 0 0 CM: 0 1 0 0 0 1 0 0 0 0 CM: 0 1 0 0 0 1 0 0 0 0