Swath Data File: 0642_20031012_031023_raw.mb56 MBIO Data Format ID: 56 Format name: MBF_EM300RAW Informal Description: Simrad current multibeam vendor format Attributes: Simrad EM120, EM300, EM1002, EM3000, bathymetry, amplitude, and sidescan, up to 254 beams, variable pixels, ascii + binary, Simrad. Data Totals: Number of Records: 619 Bathymetry Data (191 beams): Number of Beams: 118229 Number of Good Beams: 83826 70.90% Number of Zero Beams: 34403 29.10% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 118229 Number of Good Beams: 83826 70.90% Number of Zero Beams: 34403 29.10% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 633856 Number of Good Pixels: 258900 40.85% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 374956 59.15% Navigation Totals: Total Time: 0.9988 hours Total Track Length: 6.8038 km Average Speed: 6.8118 km/hr ( 3.6821 knots) Start of Data: Time: 10 12 2003 03:10:26.795000 JD285 Lon: 178.0946 Lat: -40.0954 Depth: 1629.2900 meters Speed: 8.3160 km/hr ( 4.4951 knots) Heading: 226.3100 degrees Sonar Depth: 7.2100 m Sonar Altitude: 1550.4000 m End of Data: Time: 10 12 2003 04:10:22.591000 JD285 Lon: 178.0883 Lat: -40.1251 Depth: 1839.7200 meters Speed: 2.0520 km/hr ( 1.1092 knots) Heading: 21.0600 degrees Sonar Depth: 6.7600 m Sonar Altitude: 1836.5600 m Limits: Minimum Longitude: 178.0218 Maximum Longitude: 178.1138 Minimum Latitude: -40.1747 Maximum Latitude: -40.0855 Minimum Sonar Depth: 5.5200 Maximum Sonar Depth: 8.4000 Minimum Altitude: 0.0000 Maximum Altitude: 2796.9600 Minimum Depth: 1107.1800 Maximum Depth: 2999.8000 Minimum Amplitude: -64.0000 Maximum Amplitude: 11.0000 Minimum Sidescan: -64.0000 Maximum Sidescan: 50.0000 Data Record Type Notices: DN: 619 MB_DATA_DATA (ID=1): survey data DN: 1 MB_DATA_VELOCITY_PROFILE (ID=6): SVP DN: 1 MB_DATA_START (ID=10): Simrad start datagram DN: 1 MB_DATA_STOP (ID=11): Simrad stop datagram DN: 14399 MB_DATA_NAV (ID=12): Navigation record DN: 173 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 14393 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 343 MB_DATA_HEADING (ID=17): Heading record DN: 3601 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 5 MB_DATA_SSV (ID=19): Surface sound speed record Nonfatal Error Notices: EN: 32917 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record EN: 2 MB_ERROR_NOT_ENOUGH_DATA (ID=-21): Not enough data to perform spline interpolation Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 0 0 0 0 1 1 1 1 0 0 CM: 0 0 0 1 1 1 1 1 1 0 CM: 1 0 1 1 1 1 1 1 1 1 CM: 0 1 1 1 1 1 1 1 1 1 CM: 0 0 1 1 1 1 1 1 1 1 CM: 0 0 1 1 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 0 0 1 1 0 0 0 CM: 0 0 0 0 1 1 0 0 0 0 CM: 0 0 0 0 1 0 0 0 0 0