Swath Data File: 0418_20030720_105725_raw.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: 13976 Bathymetry Data (111 beams): Number of Beams: 1551336 Number of Good Beams: 1551105 99.99% Number of Zero Beams: 231 0.01% Number of Flagged Beams: 0 0.00% Amplitude Data (111 beams): Number of Beams: 1551336 Number of Good Beams: 1551105 99.99% Number of Zero Beams: 231 0.01% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 14311424 Number of Good Pixels: 11838343 82.72% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 2473081 17.28% Navigation Totals: Total Time: 2.2085 hours Total Track Length: 39.4351 km Average Speed: 17.8559 km/hr ( 9.6519 knots) Start of Data: Time: 07 20 2003 10:57:25.593000 JD201 Lon: -7.9258 Lat: 56.0097 Depth: 135.9500 meters Speed: 16.9920 km/hr ( 9.1849 knots) Heading: 181.6700 degrees Sonar Depth: 5.6400 m Sonar Altitude: 130.2600 m End of Data: Time: 07 20 2003 13:09:56.259000 JD201 Lon: -7.9356 Lat: 55.6558 Depth: 92.6500 meters Speed: 18.3960 km/hr ( 9.9438 knots) Heading: 181.4200 degrees Sonar Depth: 6.0800 m Sonar Altitude: 86.5700 m Limits: Minimum Longitude: -7.9381 Maximum Longitude: -7.9221 Minimum Latitude: 55.6557 Maximum Latitude: 56.0097 Minimum Sonar Depth: 4.8800 Maximum Sonar Depth: 6.6100 Minimum Altitude: 81.5400 Maximum Altitude: 166.7300 Minimum Depth: 79.9000 Maximum Depth: 175.0700 Minimum Amplitude: -39.0000 Maximum Amplitude: 16.5000 Minimum Sidescan: -64.0000 Maximum Sidescan: 8.5000 Data Record Type Notices: DN: 13976 MB_DATA_DATA (ID=1): survey data DN: 4 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: 7950 MB_DATA_NAV (ID=12): Navigation record DN: 1509 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 7951 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 7951 MB_DATA_HEIGHT (ID=16): Simrad height datagram DN: 764 MB_DATA_HEADING (ID=17): Heading record DN: 7952 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 79 MB_DATA_SSV (ID=19): Surface sound speed record DN: 7953 MB_DATA_NAV1 (ID=28): Auxilliary nav system 1 Nonfatal Error Notices: EN: 42115 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record EN: 4 MB_ERROR_NOT_ENOUGH_DATA (ID=-21): Not enough data to perform spline interpolation Problem Notices: PN: 2 DATA PROBLEM (ID=2): Zero longitude or latitude in survey data PN: 1 DATA PROBLEM (ID=3): Instantaneous speed exceeds 25 km/hr Coverage Mask: CM dimensions: 10 10 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 1 1 1 1 1 1 1 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 0 1 1 1 1 1 1 1 0 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0