Swath Data File: em120-220-233339-0245.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: 184 Bathymetry Data (191 beams): Number of Beams: 35144 Number of Good Beams: 31820 90.54% Number of Zero Beams: 3324 9.46% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 35144 Number of Good Beams: 31820 90.54% Number of Zero Beams: 3324 9.46% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 188416 Number of Good Pixels: 134695 71.49% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 53721 28.51% Navigation Totals: Total Time: 0.9933 hours Total Track Length: 18.6622 km Average Speed: 18.7877 km/hr (10.1555 knots) Start of Data: Time: 08 08 2009 23:33:47.272000 JD220 Lon: -139.9990 Lat: 23.6734 Depth: 4863.6100 meters Speed: 19.4400 km/hr (10.5081 knots) Heading: 182.7800 degrees Sonar Depth: 6.8100 m Sonar Altitude: 4850.5600 m End of Data: Time: 08 09 2009 00:33:23.211000 JD221 Lon: -139.9999 Lat: 23.5050 Depth: 4659.2200 meters Speed: 4.4280 km/hr ( 2.3935 knots) Heading: 179.9200 degrees Sonar Depth: 5.9400 m Sonar Altitude: 4711.3600 m Limits: Minimum Longitude: -140.0939 Maximum Longitude: -139.8915 Minimum Latitude: 23.5037 Maximum Latitude: 23.6747 Minimum Sonar Depth: 5.1200 Maximum Sonar Depth: 9.0500 Minimum Altitude: 0.0000 Maximum Altitude: 5455.2000 Minimum Depth: 4564.5700 Maximum Depth: 5462.9200 Minimum Amplitude: -53.0000 Maximum Amplitude: 2.0000 Minimum Sidescan: -59.5000 Maximum Sidescan: 3.0000 Data Record Type Notices: DN: 184 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: 3601 MB_DATA_NAV (ID=12): Navigation record DN: 330 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 3601 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 1 MB_DATA_HEADING (ID=17): Heading record DN: 3367 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 36 MB_DATA_SSV (ID=19): Surface sound speed record DN: 3600 MB_DATA_NAV3 (ID=30): Auxilliary nav system 3 Nonfatal Error Notices: EN: 14539 MB_ERROR_NO_DATA_REQUESTED (ID=-11): No data requested for buffer load EN: 1 DATA PROBLEM (ID=1): No survey data found Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 1 1 1 1 1 1 1 1 1 0 CM: 1 1 1 1 1 1 1 1 1 0 CM: 1 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: 1 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