Swath Data File: em120-153-034125-0090.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: 65 Bathymetry Data (191 beams): Number of Beams: 12415 Number of Good Beams: 12007 96.71% Number of Zero Beams: 408 3.29% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 12415 Number of Good Beams: 12007 96.71% Number of Zero Beams: 408 3.29% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 66560 Number of Good Pixels: 47104 70.77% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 19456 29.23% Navigation Totals: Total Time: 0.2456 hours Total Track Length: 0.0564 km Average Speed: 0.2296 km/hr ( 0.1241 knots) Start of Data: Time: 06 01 2008 03:41:39.176000 JD153 Lon: -157.3094 Lat: 22.2255 Depth: 4698.1700 meters Speed: 0.5040 km/hr ( 0.2724 knots) Heading: 91.1200 degrees Sonar Depth: 6.8100 m Sonar Altitude: 4692.1600 m End of Data: Time: 06 01 2008 03:56:23.449000 JD153 Lon: -157.3091 Lat: 22.2255 Depth: 4697.1100 meters Speed: 0.1800 km/hr ( 0.0973 knots) Heading: 93.2000 degrees Sonar Depth: 7.1100 m Sonar Altitude: 4690.4000 m Limits: Minimum Longitude: -157.3135 Maximum Longitude: -157.3049 Minimum Latitude: 22.1653 Maximum Latitude: 22.2855 Minimum Sonar Depth: 6.3700 Maximum Sonar Depth: 7.2400 Minimum Altitude: 4688.7200 Maximum Altitude: 4694.3200 Minimum Depth: 4292.1000 Maximum Depth: 4854.3900 Minimum Amplitude: -47.0000 Maximum Amplitude: 13.5000 Minimum Sidescan: -64.0000 Maximum Sidescan: 6.0000 Data Record Type Notices: DN: 65 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: 900 MB_DATA_NAV (ID=12): Navigation record DN: 62 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 900 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 4 MB_DATA_HEADING (ID=17): Heading record DN: 842 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 9 MB_DATA_SSV (ID=19): Surface sound speed record DN: 900 MB_DATA_NAV3 (ID=30): Auxilliary nav system 3 Nonfatal Error Notices: EN: 3620 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record EN: 2 MB_ERROR_NOT_ENOUGH_DATA (ID=-21): Not enough data to perform spline interpolation Problem Notices: Coverage Mask: CM dimensions: 10 10 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 0 1 1 1 1 0 CM: 0 0 0 0 1 1 1 1 0 0 CM: 0 0 0 0 1 1 1 0 0 0 CM: 0 0 0 1 1 1 0 0 0 0 CM: 0 0 0 1 1 0 0 0 0 0 CM: 0 0 1 1 1 0 0 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0