Swath Data File: sb20090392100.mb41 MBIO Data Format ID: 41 Format name: MBF_SB2100RW Informal Description: SeaBeam 2100 series vender format Attributes: SeaBeam 2100, bathymetry, amplitude and sidescan, 151 beams and 2000 pixels, ascii with binary sidescan, SeaBeam Instruments. Data Totals: Number of Records: 1077 Bathymetry Data (75 beams): Number of Beams: 80775 Number of Good Beams: 65651 81.28% Number of Zero Beams: 15124 18.72% Number of Flagged Beams: 0 0.00% Amplitude Data (75 beams): Number of Beams: 80775 Number of Good Beams: 65651 81.28% Number of Zero Beams: 15124 18.72% Number of Flagged Beams: 0 0.00% Sidescan Data (2000 pixels): Number of Pixels: 2154000 Number of Good Pixels: 112639 5.23% Number of Zero Pixels: 2041361 94.77% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.9993 hours Total Track Length: 28.7539 km Average Speed: 28.7727 km/hr (15.5528 knots) Start of Data: Time: 02 08 2009 21:00:01.475000 JD39 Lon: -122.6277 Lat: 48.0090 Depth: 108.3000 meters Speed: 28.6684 km/hr (15.4964 knots) Heading: 151.5300 degrees Sonar Depth: 0.0000 m Sonar Altitude: 108.3000 m End of Data: Time: 02 08 2009 21:59:59.128000 JD39 Lon: -122.4555 Lat: 47.7909 Depth: 174.6500 meters Speed: 28.0153 km/hr (15.1434 knots) Heading: 166.9780 degrees Sonar Depth: 0.0000 m Sonar Altitude: 174.6500 m Limits: Minimum Longitude: -122.6301 Maximum Longitude: -122.4508 Minimum Latitude: 47.7904 Maximum Latitude: 48.0098 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 0.0000 Minimum Altitude: 87.2200 Maximum Altitude: 221.5100 Minimum Depth: 79.9300 Maximum Depth: 222.4400 Minimum Amplitude: 42.9685 Maximum Amplitude: 93.9685 Minimum Sidescan: 4.0825 Maximum Sidescan: 51855.6979 Data Record Type Notices: DN: 1077 MB_DATA_DATA (ID=1): survey data DN: 2 MB_DATA_VELOCITY_PROFILE (ID=6): SVP Nonfatal Error Notices: EN: 1 MB_ERROR_TIME_GAP (ID=-1): Time gap in data EN: 2 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 1 1 0 0 0 0 0 0 0 0 CM: 0 1 1 0 0 0 0 0 0 0 CM: 0 0 1 1 1 0 0 0 0 0 CM: 0 0 0 0 1 1 1 1 0 0 CM: 0 0 0 0 0 0 1 1 0 0 CM: 0 0 0 0 0 0 0 0 0 0 CM: 0 0 0 0 0 0 0 0 0 0 CM: 0 0 0 0 0 0 0 0 0 0 CM: 0 0 0 0 0 0 0 0 0 0 CM: 0 0 0 0 0 0 0 0 0 1