Swath Data File: 0437_20050321_135828_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: 254 Bathymetry Data (191 beams): Number of Beams: 48514 Number of Good Beams: 33799 69.67% Number of Zero Beams: 14715 30.33% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 48514 Number of Good Beams: 33799 69.67% Number of Zero Beams: 14715 30.33% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 260096 Number of Good Pixels: 110154 42.35% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 149942 57.65% Navigation Totals: Total Time: 0.9929 hours Total Track Length: 19.9874 km Average Speed: 20.1299 km/hr (10.8810 knots) Start of Data: Time: 03 21 2005 13:58:41.919000 JD80 Lon: -80.8612 Lat: -52.9238 Depth: 4368.3300 meters Speed: 19.5480 km/hr (10.5665 knots) Heading: 87.7500 degrees Sonar Depth: 6.8700 m Sonar Altitude: 4428.4000 m End of Data: Time: 03 21 2005 14:58:16.447000 JD80 Lon: -80.5648 Lat: -52.9122 Depth: 4345.3600 meters Speed: 20.1960 km/hr (10.9168 knots) Heading: 92.2300 degrees Sonar Depth: 7.6000 m Sonar Altitude: 4337.7600 m Limits: Minimum Longitude: -80.8622 Maximum Longitude: -80.5625 Minimum Latitude: -52.9908 Maximum Latitude: -52.8492 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 8.9700 Minimum Altitude: 0.0000 Maximum Altitude: 5422.4000 Minimum Depth: 3746.8600 Maximum Depth: 5961.6600 Minimum Amplitude: -63.5000 Maximum Amplitude: 7.0000 Minimum Sidescan: -64.0000 Maximum Sidescan: 0.3700 Data Record Type Notices: DN: 254 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: 14287 MB_DATA_NAV (ID=12): Navigation record DN: 140 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 14291 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 340 MB_DATA_HEADING (ID=17): Heading record DN: 3573 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 5 MB_DATA_SSV (ID=19): Surface sound speed record Nonfatal Error Notices: EN: 32639 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: PN: 1 DATA PROBLEM (ID=2): Zero longitude or latitude in survey data PN: 1 DATA PROBLEM (ID=3): Instantaneous speed exceeds 25 km/hr Coverage Mask: CM dimensions: 10 10 CM: 1 0 0 0 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 0 1 CM: 0 1 0 0 0 1 1 0 0 0