Swath Data File: em120-070-211121-0044.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: 270 Bathymetry Data (191 beams): Number of Beams: 51570 Number of Good Beams: 47072 91.28% Number of Zero Beams: 4498 8.72% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 51570 Number of Good Beams: 47072 91.28% Number of Zero Beams: 4498 8.72% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 276480 Number of Good Pixels: 184069 66.58% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 92411 33.42% Navigation Totals: Total Time: 0.9988 hours Total Track Length: 24.4816 km Average Speed: 24.5101 km/hr (13.2487 knots) Start of Data: Time: 03 11 2009 21:11:25.877000 JD70 Lon: 143.1180 Lat: 25.8785 Depth: 3720.7700 meters Speed: 22.9320 km/hr (12.3957 knots) Heading: 262.6300 degrees Sonar Depth: 7.3300 m Sonar Altitude: 3707.6000 m End of Data: Time: 03 11 2009 22:11:21.692000 JD70 Lon: 142.8761 Lat: 25.8482 Depth: 3548.4200 meters Speed: 23.8680 km/hr (12.9016 knots) Heading: 259.5700 degrees Sonar Depth: 6.7400 m Sonar Altitude: 3556.4000 m Limits: Minimum Longitude: 142.8678 Maximum Longitude: 143.1241 Minimum Latitude: 25.7850 Maximum Latitude: 25.9446 Minimum Sonar Depth: 5.9800 Maximum Sonar Depth: 8.0300 Minimum Altitude: 2697.6800 Maximum Altitude: 3744.7200 Minimum Depth: 2692.2000 Maximum Depth: 3772.6100 Minimum Amplitude: -44.0000 Maximum Amplitude: 6.5000 Minimum Sidescan: -64.0000 Maximum Sidescan: 7.0000 Data Record Type Notices: DN: 270 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: 3599 MB_DATA_NAV (ID=12): Navigation record DN: 181 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 3600 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 19 MB_DATA_HEADING (ID=17): Heading record DN: 3366 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 36 MB_DATA_SSV (ID=19): Surface sound speed record DN: 3602 MB_DATA_NAV3 (ID=30): Auxilliary nav system 3 Nonfatal Error Notices: EN: 14406 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 0 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 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0