Swath Data File: em120-175-202640-0046.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: 150 Bathymetry Data (191 beams): Number of Beams: 28650 Number of Good Beams: 26396 92.13% Number of Zero Beams: 2254 7.87% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 28650 Number of Good Beams: 26396 92.13% Number of Zero Beams: 2254 7.87% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 153600 Number of Good Pixels: 105707 68.82% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 47893 31.18% Navigation Totals: Total Time: 0.9965 hours Total Track Length: 0.2310 km Average Speed: 0.2318 km/hr ( 0.1253 knots) Start of Data: Time: 06 24 2009 20:26:54.038000 JD175 Lon: -157.9996 Lat: 25.7809 Depth: 4690.1400 meters Speed: 0.5400 km/hr ( 0.2919 knots) Heading: 87.8500 degrees Sonar Depth: 6.6200 m Sonar Altitude: 4964.3200 m End of Data: Time: 06 24 2009 21:26:41.287000 JD175 Lon: -157.9987 Lat: 25.7806 Depth: 4788.2200 meters Speed: 0.9000 km/hr ( 0.4865 knots) Heading: 80.5300 degrees Sonar Depth: 7.0200 m Sonar Altitude: 5000.7200 m Limits: Minimum Longitude: -158.0225 Maximum Longitude: -157.9772 Minimum Latitude: 25.6669 Maximum Latitude: 25.8928 Minimum Sonar Depth: 6.3100 Maximum Sonar Depth: 8.2000 Minimum Altitude: 4934.0000 Maximum Altitude: 5020.0800 Minimum Depth: 3634.7100 Maximum Depth: 5310.0500 Minimum Amplitude: -39.5000 Maximum Amplitude: -10.5000 Minimum Sidescan: -58.0000 Maximum Sidescan: -2.0000 Data Record Type Notices: DN: 150 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: 3601 MB_DATA_NAV (ID=12): Navigation record DN: 535 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 3601 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 23 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: 1247 MB_DATA_NAV3 (ID=30): Auxilliary nav system 3 Nonfatal Error Notices: EN: 12412 MB_ERROR_NO_DATA_REQUESTED (ID=-11): No data requested for buffer load Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 1 1 1 1 1 1 1 0 0 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 1 0 0 0 0 CM: 0 0 1 1 1 1 0 0 0 0 CM: 0 0 0 1 1 1 0 0 0 0 CM: 0 0 0 0 1 1 1 0 0 0 CM: 0 0 0 0 1 1 1 1 0 0 CM: 0 0 0 0 1 1 1 1 1 0 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1