Swath Data File: em120-314-142346-0042.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: 242 Bathymetry Data (191 beams): Number of Beams: 46222 Number of Good Beams: 42728 92.44% Number of Zero Beams: 3494 7.56% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 46222 Number of Good Beams: 42728 92.44% Number of Zero Beams: 3494 7.56% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 247808 Number of Good Pixels: 173942 70.19% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 73866 29.81% Navigation Totals: Total Time: 0.9949 hours Total Track Length: 12.7308 km Average Speed: 12.7966 km/hr ( 6.9171 knots) Start of Data: Time: 11 10 2003 14:24:01.461000 JD314 Lon: -158.0208 Lat: 22.7848 Depth: 4744.3600 meters Speed: 14.4000 km/hr ( 7.7838 knots) Heading: 291.6100 degrees Sonar Depth: 6.2800 m Sonar Altitude: 4733.2000 m End of Data: Time: 11 10 2003 15:23:42.953000 JD314 Lon: -158.0526 Lat: 22.8035 Depth: 4752.3600 meters Speed: 3.6000 km/hr ( 1.9459 knots) Heading: 85.2600 degrees Sonar Depth: 6.9200 m Sonar Altitude: 4736.6400 m Limits: Minimum Longitude: -158.1490 Maximum Longitude: -157.9980 Minimum Latitude: 22.7316 Maximum Latitude: 22.8925 Minimum Sonar Depth: 5.0600 Maximum Sonar Depth: 9.1700 Minimum Altitude: 0.0000 Maximum Altitude: 4747.3600 Minimum Depth: 4468.4200 Maximum Depth: 5157.0000 Minimum Amplitude: -48.0000 Maximum Amplitude: 16.0000 Minimum Sidescan: -61.5000 Maximum Sidescan: 9.5000 Data Record Type Notices: DN: 242 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: 7200 MB_DATA_NAV (ID=12): Navigation record DN: 28 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 3600 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 342 MB_DATA_HEADING (ID=17): Heading record DN: 3478 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 36 MB_DATA_SSV (ID=19): Surface sound speed record DN: 3595 MB_DATA_NAV3 (ID=30): Auxilliary nav system 3 Nonfatal Error Notices: EN: 18282 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record EN: 3 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 1 1 1 1 1 0 CM: 0 1 1 1 1 1 1 1 1 0 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: 0 1 1 1 1 1 1 1 1 0 CM: 0 1 1 1 1 1 1 1 1 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 0 0 0 1 1 1 1 1 0 0