Swath Data File: em1002-052-122828-0124.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: 448 Bathymetry Data (111 beams): Number of Beams: 49728 Number of Good Beams: 46281 93.07% Number of Zero Beams: 3447 6.93% Number of Flagged Beams: 0 0.00% Amplitude Data (111 beams): Number of Beams: 49728 Number of Good Beams: 46281 93.07% Number of Zero Beams: 3447 6.93% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 458752 Number of Good Pixels: 200272 43.66% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 258480 56.34% Navigation Totals: Total Time: 0.2493 hours Total Track Length: 4.6534 km Average Speed: 18.6626 km/hr (10.0879 knots) Start of Data: Time: 02 21 2004 12:28:29.286000 JD52 Lon: -158.1714 Lat: 21.2750 Depth: 874.1100 meters Speed: 18.1800 km/hr ( 9.8270 knots) Heading: 143.5200 degrees Sonar Depth: 6.4300 m Sonar Altitude: 891.4400 m End of Data: Time: 02 21 2004 12:43:26.932000 JD52 Lon: -158.1369 Lat: 21.2501 Depth: 670.2700 meters Speed: 17.2800 km/hr ( 9.3405 knots) Heading: 89.6500 degrees Sonar Depth: 6.6300 m Sonar Altitude: 672.0400 m Limits: Minimum Longitude: -158.1753 Maximum Longitude: -158.1363 Minimum Latitude: 21.2427 Maximum Latitude: 21.2785 Minimum Sonar Depth: 5.0200 Maximum Sonar Depth: 8.0200 Minimum Altitude: 670.8800 Maximum Altitude: 903.8000 Minimum Depth: 600.2700 Maximum Depth: 1001.0200 Minimum Amplitude: -37.0000 Maximum Amplitude: 1.5000 Minimum Sidescan: -64.0000 Maximum Sidescan: 7.3300 Data Record Type Notices: DN: 448 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: 1801 MB_DATA_NAV (ID=12): Navigation record DN: 3 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 901 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 85 MB_DATA_HEADING (ID=17): Heading record DN: 870 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 8 MB_DATA_SSV (ID=19): Surface sound speed record DN: 508 MB_DATA_NAV3 (ID=30): Auxilliary nav system 3 Nonfatal Error Notices: EN: 4179 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: 1 1 1 1 0 0 0 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1 CM: 0 0 0 0 0 0 0 1 1 1