Swath Data File: em120-216-055249-0135.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: 35088 92.78% Number of Zero Beams: 2730 7.22% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 37818 Number of Good Beams: 35088 92.78% Number of Zero Beams: 2730 7.22% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 202752 Number of Good Pixels: 137801 67.97% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 64951 32.03% Navigation Totals: Total Time: 0.9932 hours Total Track Length: 12.1719 km Average Speed: 12.2548 km/hr ( 6.6242 knots) Start of Data: Time: 08 04 2009 05:53:02.312000 JD216 Lon: -143.6497 Lat: 26.9946 Depth: 4891.1600 meters Speed: 19.2600 km/hr (10.4108 knots) Heading: 358.3900 degrees Sonar Depth: 6.6900 m Sonar Altitude: 4882.8800 m End of Data: Time: 08 04 2009 06:52:37.954000 JD216 Lon: -143.6496 Lat: 27.1040 Depth: 4892.1200 meters Speed: 3.2400 km/hr ( 1.7514 knots) Heading: 143.8200 degrees Sonar Depth: 6.8400 m Sonar Altitude: 4892.5600 m Limits: Minimum Longitude: -143.7401 Maximum Longitude: -143.5443 Minimum Latitude: 26.9937 Maximum Latitude: 27.1636 Minimum Sonar Depth: 6.1900 Maximum Sonar Depth: 7.5000 Minimum Altitude: 4821.0400 Maximum Altitude: 4896.3200 Minimum Depth: 4313.3400 Maximum Depth: 5048.5200 Minimum Amplitude: -49.0000 Maximum Amplitude: 11.5000 Minimum Sidescan: -61.0000 Maximum Sidescan: 10.0000 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: 3573 MB_DATA_NAV (ID=12): Navigation record DN: 451 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 3572 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 3339 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 35 MB_DATA_SSV (ID=19): Surface sound speed record DN: 3572 MB_DATA_NAV3 (ID=30): Auxilliary nav system 3 Nonfatal Error Notices: EN: 14545 MB_ERROR_NO_DATA_REQUESTED (ID=-11): No data requested for buffer load EN: 2 DATA PROBLEM (ID=1): No survey data found Problem Notices: PN: 1 DATA PROBLEM (ID=5): Sounding depth exceeds 11000 m PN: 1 DATA PROBLEM (ID=6): Unsupported datagram or record Coverage Mask: CM dimensions: 10 10 CM: 1 1 1 0 1 1 1 1 0 0 CM: 1 1 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 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: 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: 0 1 1 1 1 1 1 1 1 1