Swath Data File: em120-330-093351-0061.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: 189 Bathymetry Data (191 beams): Number of Beams: 36099 Number of Good Beams: 32840 90.97% Number of Zero Beams: 3259 9.03% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 36099 Number of Good Beams: 32840 90.97% Number of Zero Beams: 3259 9.03% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 193536 Number of Good Pixels: 136616 70.59% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 56920 29.41% Navigation Totals: Total Time: 0.9913 hours Total Track Length: 1.2560 km Average Speed: 1.2670 km/hr ( 0.6849 knots) Start of Data: Time: 11 26 2002 09:34:03.247000 JD330 Lon: -157.9916 Lat: 22.7450 Depth: 4745.7000 meters Speed: 1.2600 km/hr ( 0.6811 knots) Heading: 200.3500 degrees Sonar Depth: 7.5400 m Sonar Altitude: 4736.4800 m End of Data: Time: 11 26 2002 10:33:31.897000 JD330 Lon: -157.9977 Lat: 22.7355 Depth: 4745.1700 meters Speed: 1.0800 km/hr ( 0.5838 knots) Heading: 204.5000 degrees Sonar Depth: 6.2100 m Sonar Altitude: 4732.4800 m Limits: Minimum Longitude: -158.0714 Maximum Longitude: -157.8923 Minimum Latitude: 22.6983 Maximum Latitude: 22.7773 Minimum Sonar Depth: 4.5000 Maximum Sonar Depth: 9.9100 Minimum Altitude: 4730.2400 Maximum Altitude: 4744.3200 Minimum Depth: 4385.9600 Maximum Depth: 6130.9100 Minimum Amplitude: -49.0000 Maximum Amplitude: 8.0000 Minimum Sidescan: -58.5000 Maximum Sidescan: 2.0000 Data Record Type Notices: DN: 189 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: 7201 MB_DATA_NAV (ID=12): Navigation record DN: 223 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 3601 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 341 MB_DATA_HEADING (ID=17): Heading record DN: 3479 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 36 MB_DATA_SSV (ID=19): Surface sound speed record Nonfatal Error Notices: EN: 14884 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record EN: 1 MB_ERROR_NOT_ENOUGH_DATA (ID=-21): Not enough data to perform spline interpolation Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 1 1 0 0 0 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0 CM: 0 1 1 1 1 0 0 0 0 0 CM: 0 0 1 1 1 1 0 0 0 0 CM: 0 0 0 1 1 1 1 1 0 0 CM: 0 0 0 0 1 1 1 1 1 0 CM: 0 0 0 0 0 1 1 1 1 0 CM: 0 0 0 0 0 0 1 1 1 1 CM: 0 0 0 0 0 0 0 1 1 1