Swath Data File: em120-075-180844-0165.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: 810 Bathymetry Data (191 beams): Number of Beams: 154710 Number of Good Beams: 144643 93.49% Number of Zero Beams: 10067 6.51% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 154710 Number of Good Beams: 144643 93.49% Number of Zero Beams: 10067 6.51% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 829440 Number of Good Pixels: 510594 61.56% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 318846 38.44% Navigation Totals: Total Time: 0.9982 hours Total Track Length: 13.4279 km Average Speed: 13.4516 km/hr ( 7.2711 knots) Start of Data: Time: 03 16 2009 18:08:47.689000 JD75 Lon: 120.3784 Lat: 22.1185 Depth: 530.9400 meters Speed: 0.5400 km/hr ( 0.2919 knots) Heading: 315.1200 degrees Sonar Depth: 6.9900 m Sonar Altitude: 523.3000 m End of Data: Time: 03 16 2009 19:08:41.352000 JD75 Lon: 120.2930 Lat: 22.2085 Depth: 661.2300 meters Speed: 14.9400 km/hr ( 8.0757 knots) Heading: 325.6700 degrees Sonar Depth: 7.0100 m Sonar Altitude: 654.2200 m Limits: Minimum Longitude: 120.2749 Maximum Longitude: 120.3960 Minimum Latitude: 22.1089 Maximum Latitude: 22.2175 Minimum Sonar Depth: 6.5600 Maximum Sonar Depth: 7.2500 Minimum Altitude: 461.2400 Maximum Altitude: 718.8600 Minimum Depth: 399.9900 Maximum Depth: 814.4300 Minimum Amplitude: -40.0000 Maximum Amplitude: 11.5000 Minimum Sidescan: -63.0000 Maximum Sidescan: 6.5000 Data Record Type Notices: DN: 810 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: 3602 MB_DATA_NAV (ID=12): Navigation record DN: 91 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 3601 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 16 MB_DATA_HEADING (ID=17): Heading record DN: 3367 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 36 MB_DATA_SSV (ID=19): Surface sound speed record DN: 2982 MB_DATA_NAV3 (ID=30): Auxilliary nav system 3 Nonfatal Error Notices: EN: 13698 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 1 1 1 0 0 0 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1 CM: 0 0 0 0 0 0 1 1 1 0