Swath Data File: em120-075-012057-0148.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: 173 Bathymetry Data (191 beams): Number of Beams: 33043 Number of Good Beams: 30478 92.24% Number of Zero Beams: 2565 7.76% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 33043 Number of Good Beams: 30478 92.24% Number of Zero Beams: 2565 7.76% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 177152 Number of Good Pixels: 132462 74.77% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 44690 25.23% Navigation Totals: Total Time: 0.9974 hours Total Track Length: 14.0106 km Average Speed: 14.0465 km/hr ( 7.5927 knots) Start of Data: Time: 03 16 2009 01:21:04.467000 JD75 Lon: 122.3220 Lat: 21.9200 Depth: 4854.4500 meters Speed: 12.2400 km/hr ( 6.6162 knots) Heading: 254.1000 degrees Sonar Depth: 7.0100 m Sonar Altitude: 4855.2800 m End of Data: Time: 03 16 2009 02:20:55.273000 JD75 Lon: 122.1875 Lat: 21.9040 Depth: 4841.5700 meters Speed: 14.0400 km/hr ( 7.5892 knots) Heading: 254.6300 degrees Sonar Depth: 7.0100 m Sonar Altitude: 4836.8800 m Limits: Minimum Longitude: 122.1640 Maximum Longitude: 122.3502 Minimum Latitude: 21.8087 Maximum Latitude: 22.0016 Minimum Sonar Depth: 6.4800 Maximum Sonar Depth: 7.5600 Minimum Altitude: 4832.8000 Maximum Altitude: 4855.2800 Minimum Depth: 4718.2900 Maximum Depth: 5015.5700 Minimum Amplitude: -41.0000 Maximum Amplitude: 21.5000 Minimum Sidescan: -64.0000 Maximum Sidescan: 13.5000 Data Record Type Notices: DN: 173 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: 3600 MB_DATA_NAV (ID=12): Navigation record DN: 85 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 3601 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 20 MB_DATA_HEADING (ID=17): Heading record DN: 3365 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 36 MB_DATA_SSV (ID=19): Surface sound speed record Nonfatal Error Notices: EN: 10710 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 1 1 1 1 1 1 1 1 0 0 CM: 1 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 0 CM: 1 1 1 1 1 1 1 1 1 0 CM: 0 1 1 1 1 1 1 1 1 1 CM: 0 1 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 0 1 1