Swath Data File: em120-222-062946-0276.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: 50 Bathymetry Data (191 beams): Number of Beams: 9550 Number of Good Beams: 8513 89.14% Number of Zero Beams: 1037 10.86% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 9550 Number of Good Beams: 8513 89.14% Number of Zero Beams: 1037 10.86% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 51200 Number of Good Pixels: 38290 74.79% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 12910 25.21% Navigation Totals: Total Time: 0.2859 hours Total Track Length: 4.9573 km Average Speed: 17.3402 km/hr ( 9.3731 knots) Start of Data: Time: 08 10 2009 06:30:07.343000 JD222 Lon: -141.4431 Lat: 23.3626 Depth: 4827.5100 meters Speed: 21.4200 km/hr (11.5784 knots) Heading: 266.3300 degrees Sonar Depth: 6.8700 m Sonar Altitude: 4832.6400 m End of Data: Time: 08 10 2009 06:47:16.526000 JD222 Lon: -141.4915 Lat: 23.3594 Depth: 4810.0900 meters Speed: 16.0200 km/hr ( 8.6595 knots) Heading: 269.1400 degrees Sonar Depth: 6.8100 m Sonar Altitude: 4803.2800 m Limits: Minimum Longitude: -141.4936 Maximum Longitude: -141.4383 Minimum Latitude: 23.2677 Maximum Latitude: 23.4553 Minimum Sonar Depth: 6.1000 Maximum Sonar Depth: 7.4600 Minimum Altitude: 4737.4400 Maximum Altitude: 4853.9200 Minimum Depth: 4610.9500 Maximum Depth: 5125.6200 Minimum Amplitude: -40.0000 Maximum Amplitude: -1.5000 Minimum Sidescan: -54.0000 Maximum Sidescan: -6.5000 Data Record Type Notices: DN: 50 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: 1076 MB_DATA_NAV (ID=12): Navigation record DN: 43 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 1076 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 1006 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 10 MB_DATA_SSV (ID=19): Surface sound speed record DN: 1075 MB_DATA_NAV3 (ID=30): Auxilliary nav system 3 Nonfatal Error Notices: EN: 4289 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 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 1 CM: 1 1 1 1 1 1 1 1 1 1