Swath Data File: 0019_20010418_203831_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: 1871 Bathymetry Data (127 beams): Number of Beams: 237617 Number of Good Beams: 226836 95.46% Number of Zero Beams: 10781 4.54% Number of Flagged Beams: 0 0.00% Amplitude Data (127 beams): Number of Beams: 237617 Number of Good Beams: 226836 95.46% Number of Zero Beams: 10781 4.54% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 1915904 Number of Good Pixels: 1003096 52.36% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 912808 47.64% Navigation Totals: Total Time: 0.0484 hours Total Track Length: 0.8642 km Average Speed: 17.8705 km/hr ( 9.6597 knots) Start of Data: Time: 04 18 2001 20:38:31.328000 JD108 Lon: -82.6769 Lat: 27.2995 Depth: 11.0700 meters Speed: 17.1000 km/hr ( 9.2432 knots) Heading: 90.3400 degrees Sonar Depth: 2.0500 m Sonar Altitude: 8.9700 m End of Data: Time: 04 18 2001 20:41:25.422000 JD108 Lon: -82.6682 Lat: 27.2995 Depth: 10.4300 meters Speed: 17.1000 km/hr ( 9.2432 knots) Heading: 93.2100 degrees Sonar Depth: 2.0300 m Sonar Altitude: 8.4300 m Limits: Minimum Longitude: -82.6770 Maximum Longitude: -82.6682 Minimum Latitude: 27.2993 Maximum Latitude: 27.2998 Minimum Sonar Depth: 1.8900 Maximum Sonar Depth: 2.0800 Minimum Altitude: 8.1200 Maximum Altitude: 9.1400 Minimum Depth: 6.6200 Maximum Depth: 12.1600 Minimum Amplitude: -48.0000 Maximum Amplitude: -1.5000 Minimum Sidescan: -64.0000 Maximum Sidescan: -9.5000 Data Record Type Notices: DN: 1871 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: 872 MB_DATA_NAV (ID=12): Navigation record DN: 2 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 870 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 17 MB_DATA_HEADING (ID=17): Heading record DN: 174 MB_DATA_ATTITUDE (ID=18): Attitude record Nonfatal Error Notices: EN: 1938 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record EN: 15 MB_ERROR_NOT_ENOUGH_DATA (ID=-21): Not enough data to perform spline interpolation Problem Notices: PN: 2 DATA PROBLEM (ID=3): Instantaneous speed exceeds 25 km/hr Coverage Mask: CM dimensions: 10 10 CM: 1 1 1 0 0 1 0 0 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: 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: 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: 1 1 1 1 1 1 1 1 1 1