Swath Data File: 0293_20050315_163920_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: 198 Bathymetry Data (191 beams): Number of Beams: 37818 Number of Good Beams: 28875 76.35% Number of Zero Beams: 8943 23.65% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 37818 Number of Good Beams: 28875 76.35% Number of Zero Beams: 8943 23.65% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 202752 Number of Good Pixels: 105724 52.14% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 97028 47.86% Navigation Totals: Total Time: 0.9958 hours Total Track Length: 19.2602 km Average Speed: 19.3407 km/hr (10.4544 knots) Start of Data: Time: 03 15 2005 16:39:22.439000 JD74 Lon: -118.4367 Lat: -48.9621 Depth: 4272.8800 meters Speed: 20.7000 km/hr (11.1892 knots) Heading: 112.4900 degrees Sonar Depth: 5.7500 m Sonar Altitude: 3671.3600 m End of Data: Time: 03 15 2005 17:39:07.457000 JD74 Lon: -118.1807 Lat: -49.0015 Depth: 3705.4300 meters Speed: 20.1600 km/hr (10.8973 knots) Heading: 104.7000 degrees Sonar Depth: 7.1900 m Sonar Altitude: 3680.6400 m Limits: Minimum Longitude: -118.4818 Maximum Longitude: -118.1492 Minimum Latitude: -49.0760 Maximum Latitude: -48.8958 Minimum Sonar Depth: 4.9900 Maximum Sonar Depth: 8.2800 Minimum Altitude: 0.0000 Maximum Altitude: 4532.4800 Minimum Depth: 2329.4400 Maximum Depth: 5168.1200 Minimum Amplitude: -59.5000 Maximum Amplitude: 13.0000 Minimum Sidescan: -64.0000 Maximum Sidescan: 12.5000 Data Record Type Notices: DN: 198 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: 14310 MB_DATA_NAV (ID=12): Navigation record DN: 121 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 14308 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 341 MB_DATA_HEADING (ID=17): Heading record DN: 3579 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 5 MB_DATA_SSV (ID=19): Surface sound speed record Nonfatal Error Notices: EN: 32667 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: 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: 0 0 1 1 1 1 1 1 0 0 CM: 0 1 1 1 1 1 1 1 1 1 CM: 0 1 1 1 1 1 1 1 1 1 CM: 0 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 0 CM: 1 0 1 1 1 1 1 1 1 0 CM: 0 0 0 0 1 1 1 1 0 0