Swath Data File: 2650_20041017_192545_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: 3512 Bathymetry Data (111 beams): Number of Beams: 389832 Number of Good Beams: 389593 99.94% Number of Zero Beams: 239 0.06% Number of Flagged Beams: 0 0.00% Amplitude Data (111 beams): Number of Beams: 389832 Number of Good Beams: 389593 99.94% Number of Zero Beams: 239 0.06% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 3596288 Number of Good Pixels: 2429218 67.55% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 1167070 32.45% Navigation Totals: Total Time: 0.1565 hours Total Track Length: 2.3273 km Average Speed: 14.8705 km/hr ( 8.0381 knots) Start of Data: Time: 10 17 2004 19:25:46.700000 JD291 Lon: -6.0176 Lat: 53.9391 Depth: 27.8300 meters Speed: 14.4000 km/hr ( 7.7838 knots) Heading: 21.2800 degrees Sonar Depth: 3.9800 m Sonar Altitude: 23.9300 m End of Data: Time: 10 17 2004 19:35:10.117000 JD291 Lon: -6.0182 Lat: 53.9596 Depth: 25.3700 meters Speed: 14.8680 km/hr ( 8.0368 knots) Heading: 15.7000 degrees Sonar Depth: 4.0500 m Sonar Altitude: 21.3200 m Limits: Minimum Longitude: -6.0202 Maximum Longitude: -6.0167 Minimum Latitude: 53.9389 Maximum Latitude: 53.9597 Minimum Sonar Depth: 3.7800 Maximum Sonar Depth: 4.2000 Minimum Altitude: 20.2200 Maximum Altitude: 24.8400 Minimum Depth: 23.3500 Maximum Depth: 29.9100 Minimum Amplitude: -43.5000 Maximum Amplitude: 2.0000 Minimum Sidescan: -64.0000 Maximum Sidescan: 7.0000 Data Record Type Notices: DN: 3512 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: 564 MB_DATA_NAV (ID=12): Navigation record DN: 772 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 563 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 564 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 6 MB_DATA_SSV (ID=19): Surface sound speed record DN: 1119 MB_DATA_NAV2 (ID=29): Auxilliary nav system 2 Nonfatal Error Notices: EN: 3591 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record EN: 5 MB_ERROR_NOT_ENOUGH_DATA (ID=-21): Not enough data to perform spline interpolation Problem Notices: PN: 3 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 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1