Swath Data File: 2627_20041017_012557_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: 9393 Bathymetry Data (111 beams): Number of Beams: 1042623 Number of Good Beams: 1039482 99.70% Number of Zero Beams: 3141 0.30% Number of Flagged Beams: 0 0.00% Amplitude Data (111 beams): Number of Beams: 1042623 Number of Good Beams: 1039482 99.70% Number of Zero Beams: 3141 0.30% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 9618432 Number of Good Pixels: 6476253 67.33% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 3142179 32.67% Navigation Totals: Total Time: 0.4256 hours Total Track Length: 5.1441 km Average Speed: 12.0871 km/hr ( 6.5336 knots) Start of Data: Time: 10 17 2004 01:25:57.631000 JD291 Lon: -6.0176 Lat: 53.5330 Depth: 25.3800 meters Speed: 13.4280 km/hr ( 7.2584 knots) Heading: 13.2700 degrees Sonar Depth: 4.0700 m Sonar Altitude: 21.2600 m End of Data: Time: 10 17 2004 01:51:29.744000 JD291 Lon: -6.0154 Lat: 53.5760 Depth: 27.5100 meters Speed: 9.7200 km/hr ( 5.2541 knots) Heading: 351.9100 degrees Sonar Depth: 4.1100 m Sonar Altitude: 23.4000 m Limits: Minimum Longitude: -6.0182 Maximum Longitude: -6.0140 Minimum Latitude: 53.5330 Maximum Latitude: 53.5760 Minimum Sonar Depth: 3.4200 Maximum Sonar Depth: 4.6300 Minimum Altitude: 0.0000 Maximum Altitude: 32.3900 Minimum Depth: 22.5000 Maximum Depth: 47.8900 Minimum Amplitude: -56.5000 Maximum Amplitude: 3.5000 Minimum Sidescan: -64.0000 Maximum Sidescan: 4.5000 Data Record Type Notices: DN: 9393 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: 1532 MB_DATA_NAV (ID=12): Navigation record DN: 2522 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 1532 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 1533 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 15 MB_DATA_SSV (ID=19): Surface sound speed record DN: 3056 MB_DATA_NAV2 (ID=29): Auxilliary nav system 2 Nonfatal Error Notices: EN: 10193 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record EN: 1 MB_ERROR_UNINTELLIGIBLE (ID=-9): Unintelligible data record EN: 4 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: 8 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 0 0 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 0 CM: 0 0 0 0 1 1 1 1 1 0 CM: 0 1 1 1 1 1 1 1 1 0 CM: 0 0 1 1 1 1 1 1 1 0 CM: 0 0 0 0 0 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0