Swath Data File: test6.0.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: 420 Bathymetry Data (121 beams): Number of Beams: 50820 Number of Good Beams: 20093 39.54% Number of Zero Beams: 30727 60.46% Number of Flagged Beams: 0 0.00% Amplitude Data (121 beams): Number of Beams: 50820 Number of Good Beams: 20093 39.54% Number of Zero Beams: 30727 60.46% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 430080 Number of Good Pixels: 202323 47.04% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 227757 52.96% Navigation Totals: Total Time: 0.1665 hours Total Track Length: 2.4103 km Average Speed: 14.4753 km/hr ( 7.8245 knots) Start of Data: Time: 08 03 1998 20:10:26.930000 JD215 Lon: -120.0370 Lat: 39.1433 Depth: 494.9600 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 120.1000 degrees Sonar Depth: -0.0500 m Sonar Altitude: 495.0100 m End of Data: Time: 08 03 1998 20:20:26.360000 JD215 Lon: -120.0514 Lat: 39.1509 Depth: 482.1600 meters Speed: 14.0718 km/hr ( 7.6064 knots) Heading: 293.1000 degrees Sonar Depth: -0.0500 m Sonar Altitude: 482.2100 m Limits: Minimum Longitude: -120.0557 Maximum Longitude: -120.0237 Minimum Latitude: 39.1343 Maximum Latitude: 39.1580 Minimum Sonar Depth: -0.1500 Maximum Sonar Depth: 0.0600 Minimum Altitude: 482.0400 Maximum Altitude: 496.0500 Minimum Depth: 446.0600 Maximum Depth: 514.9000 Minimum Amplitude: -30.5000 Maximum Amplitude: 7.0000 Minimum Sidescan: -64.0000 Maximum Sidescan: 12.0000 Data Record Type Notices: DN: 420 MB_DATA_DATA (ID=1): survey data DN: 1399 MB_DATA_NAV (ID=12): Navigation record Nonfatal Error Notices: EN: 1399 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 0 1 1 1 1 0 0 0 0 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 1 1 1 0 0 CM: 1 1 1 1 1 1 1 1 1 0 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 0 1 1 1 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 0