Swath Data File: 0041_20101003_161219.all.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: 2135 Bathymetry Data (508 beams): Number of Beams: 1084580 Number of Good Beams: 1081142 99.68% Number of Zero Beams: 3438 0.32% Number of Flagged Beams: 0 0.00% Amplitude Data (508 beams): Number of Beams: 1084580 Number of Good Beams: 1081142 99.68% Number of Zero Beams: 3438 0.32% Number of Flagged Beams: 0 0.00% Sidescan Data (2048 pixels): Number of Pixels: 4372480 Number of Good Pixels: 1717356 39.28% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 2655124 60.72% Navigation Totals: Total Time: 0.0821 hours Total Track Length: 0.9321 km Average Speed: 11.3474 km/hr ( 6.1337 knots) Start of Data: Time: 10 03 2010 16:12:19.571000 JD276 Lon: -7.6228 Lat: 51.9418 Depth: 20.5500 meters Speed: 149222494.8044 km/hr (80660808.0024 knots) Heading: 238.0800 degrees Sonar Depth: 2.4200 m Sonar Altitude: 18.0500 m End of Data: Time: 10 03 2010 16:17:15.294000 JD276 Lon: -7.6342 Lat: 51.9375 Depth: 21.4700 meters Speed: 11.2680 km/hr ( 6.0908 knots) Heading: 237.6700 degrees Sonar Depth: 3.8100 m Sonar Altitude: 17.5600 m Limits: Minimum Longitude: -7.6347 Maximum Longitude: -7.6222 Minimum Latitude: 51.9369 Maximum Latitude: 51.9424 Minimum Sonar Depth: 2.0900 Maximum Sonar Depth: 4.1000 Minimum Altitude: 16.1400 Maximum Altitude: 20.5400 Minimum Depth: 18.3500 Maximum Depth: 26.1700 Minimum Amplitude: -41.5000 Maximum Amplitude: 8.5000 Minimum Sidescan: -63.5000 Maximum Sidescan: 10.1600 Data Record Type Notices: DN: 2135 MB_DATA_DATA (ID=1): survey data DN: 2 MB_DATA_COMMENT (ID=2): comment DN: 1 MB_DATA_VELOCITY_PROFILE (ID=6): SVP DN: 296 MB_DATA_NAV (ID=12): Navigation record DN: 132 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 296 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 583 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 33 MB_DATA_SSV (ID=19): Surface sound speed record Nonfatal Error Notices: EN: 2 MB_ERROR_COMMENT (ID=-5): Comment record EN: 1341 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record EN: 1 MB_ERROR_UNINTELLIGIBLE (ID=-9): Unintelligible data record EN: 5 MB_ERROR_NOT_ENOUGH_DATA (ID=-21): Not enough data to perform spline interpolation Problem Notices: PN: 4 DATA PROBLEM (ID=2): Zero longitude or latitude in survey data PN: 2 DATA PROBLEM (ID=3): Instantaneous speed exceeds 25 km/hr PN: 1 DATA PROBLEM (ID=6): Unsupported datagram or record Coverage Mask: CM dimensions: 10 10 CM: 0 0 0 0 0 0 0 1 1 1 CM: 0 0 0 0 0 0 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 0 CM: 0 0 0 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0