Swath Data File: em120-313-142345-0018.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: 259 Bathymetry Data (191 beams): Number of Beams: 49469 Number of Good Beams: 46897 94.80% Number of Zero Beams: 2572 5.20% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 49469 Number of Good Beams: 46897 94.80% Number of Zero Beams: 2572 5.20% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 265216 Number of Good Pixels: 183280 69.11% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 81936 30.89% Navigation Totals: Total Time: 0.9960 hours Total Track Length: 11.8029 km Average Speed: 11.8499 km/hr ( 6.4054 knots) Start of Data: Time: 11 09 2003 14:23:50.214000 JD313 Lon: -157.9720 Lat: 22.7560 Depth: 4729.4400 meters Speed: 1.4400 km/hr ( 0.7784 knots) Heading: 109.6300 degrees Sonar Depth: 6.2400 m Sonar Altitude: 4726.8000 m End of Data: Time: 11 09 2003 15:23:35.934000 JD313 Lon: -157.9871 Lat: 22.8355 Depth: 4695.0700 meters Speed: 17.6400 km/hr ( 9.5351 knots) Heading: 359.0900 degrees Sonar Depth: 6.7500 m Sonar Altitude: 4688.7200 m Limits: Minimum Longitude: -158.0529 Maximum Longitude: -157.9028 Minimum Latitude: 22.6985 Maximum Latitude: 22.8361 Minimum Sonar Depth: 5.6700 Maximum Sonar Depth: 8.3200 Minimum Altitude: 4688.7200 Maximum Altitude: 4752.8000 Minimum Depth: 4651.4400 Maximum Depth: 5375.8900 Minimum Amplitude: -45.5000 Maximum Amplitude: 10.0000 Minimum Sidescan: -61.5000 Maximum Sidescan: 5.0000 Data Record Type Notices: DN: 259 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: 7201 MB_DATA_NAV (ID=12): Navigation record DN: 47 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 3601 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 342 MB_DATA_HEADING (ID=17): Heading record DN: 3479 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 36 MB_DATA_SSV (ID=19): Surface sound speed record DN: 3600 MB_DATA_NAV3 (ID=30): Auxilliary nav system 3 Nonfatal Error Notices: EN: 18309 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 1 1 1 1 1 1 1 1 1 0 CM: 1 1 1 1 1 1 1 1 1 0 CM: 1 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: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 0 CM: 0 1 1 1 1 1 1 1 0 0