Swath Data File: 2719_20041026_013912_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: 70125 Bathymetry Data (111 beams): Number of Beams: 7783875 Number of Good Beams: 7778668 99.93% Number of Zero Beams: 5207 0.07% Number of Flagged Beams: 0 0.00% Amplitude Data (111 beams): Number of Beams: 7783875 Number of Good Beams: 7778668 99.93% Number of Zero Beams: 5207 0.07% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 71808000 Number of Good Pixels: 46785894 65.15% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels:25022106 34.85% Navigation Totals: Total Time: 3.0316 hours Total Track Length: 44.9866 km Average Speed: 14.8390 km/hr ( 8.0211 knots) Start of Data: Time: 10 26 2004 01:39:13.579000 JD300 Lon: -6.0448 Lat: 53.9338 Depth: 24.2700 meters Speed: 13.1760 km/hr ( 7.1222 knots) Heading: 178.7800 degrees Sonar Depth: 3.8600 m Sonar Altitude: 20.4500 m End of Data: Time: 10 26 2004 04:41:07.464000 JD300 Lon: -6.0376 Lat: 53.5357 Depth: 13.2400 meters Speed: 13.4280 km/hr ( 7.2584 knots) Heading: 204.8500 degrees Sonar Depth: 3.8400 m Sonar Altitude: 9.4000 m Limits: Minimum Longitude: -6.0492 Maximum Longitude: -6.0357 Minimum Latitude: 53.5357 Maximum Latitude: 53.9338 Minimum Sonar Depth: 3.4700 Maximum Sonar Depth: 4.3200 Minimum Altitude: 9.2100 Maximum Altitude: 30.1900 Minimum Depth: 12.2100 Maximum Depth: 35.1300 Minimum Amplitude: -49.0000 Maximum Amplitude: 4.0000 Minimum Sidescan: -64.0000 Maximum Sidescan: 11.5000 Data Record Type Notices: DN: 70125 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: 10914 MB_DATA_NAV (ID=12): Navigation record DN: 13879 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 10914 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 10916 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 109 MB_DATA_SSV (ID=19): Surface sound speed record DN: 21726 MB_DATA_NAV2 (ID=29): Auxilliary nav system 2 Nonfatal Error Notices: EN: 68461 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: 4 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: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0 CM: 0 1 1 1 0 0 0 0 0 0 CM: 0 0 1 1 1 0 0 0 0 0 CM: 0 0 0 1 1 1 0 0 0 0 CM: 0 0 0 1 1 1 1 0 0 0 CM: 0 0 0 0 0 1 1 1 1 1 CM: 0 0 0 0 0 1 1 1 0 0 CM: 0 0 0 0 0 1 1 1 1 1