Swath Data File: em120-064-231056-0001.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: 139 Bathymetry Data (191 beams): Number of Beams: 26549 Number of Good Beams: 25855 97.39% Number of Zero Beams: 694 2.61% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 26549 Number of Good Beams: 25855 97.39% Number of Zero Beams: 694 2.61% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 142336 Number of Good Pixels: 86951 61.09% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 55385 38.91% Navigation Totals: Total Time: 0.3252 hours Total Track Length: 4.6142 km Average Speed: 14.1904 km/hr ( 7.6705 knots) Start of Data: Time: 03 05 2006 23:11:00.762000 JD64 Lon: -158.2037 Lat: 21.3283 Depth: 1063.9000 meters Speed: 12.6000 km/hr ( 6.8108 knots) Heading: 332.0000 degrees Sonar Depth: 7.1400 m Sonar Altitude: 1056.7600 m End of Data: Time: 03 05 2006 23:30:31.343000 JD64 Lon: -158.2248 Lat: 21.3650 Depth: 1026.1400 meters Speed: 14.3280 km/hr ( 7.7449 knots) Heading: 331.4300 degrees Sonar Depth: 7.0200 m Sonar Altitude: 1027.4800 m Limits: Minimum Longitude: -158.2582 Maximum Longitude: -158.1825 Minimum Latitude: 21.3117 Maximum Latitude: 21.3735 Minimum Sonar Depth: 6.3100 Maximum Sonar Depth: 7.6900 Minimum Altitude: 928.8000 Maximum Altitude: 1094.1600 Minimum Depth: 693.8100 Maximum Depth: 1452.8200 Minimum Amplitude: -41.5000 Maximum Amplitude: 10.5000 Minimum Sidescan: -58.5000 Maximum Sidescan: 1.5000 Data Record Type Notices: DN: 139 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: 1179 MB_DATA_NAV (ID=12): Navigation record DN: 7 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 1178 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 112 MB_DATA_HEADING (ID=17): Heading record DN: 1102 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 12 MB_DATA_SSV (ID=19): Surface sound speed record DN: 1178 MB_DATA_NAV3 (ID=30): Auxilliary nav system 3 Nonfatal Error Notices: EN: 4771 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record EN: 1 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 1 1 1 0 0 CM: 0 0 0 1 1 1 1 1 0 0 CM: 0 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: 0 1 1 1 1 1 1 1 0 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 0 0 1 1 1 0 0 0 0 0