Swath Data File: sb20092150100.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: 1503 Bathymetry Data (75 beams): Number of Beams: 112725 Number of Good Beams: 91414 81.09% Number of Zero Beams: 21311 18.91% Number of Flagged Beams: 0 0.00% Amplitude Data (75 beams): Number of Beams: 112725 Number of Good Beams: 91414 81.09% Number of Zero Beams: 21311 18.91% Number of Flagged Beams: 0 0.00% Sidescan Data (2000 pixels): Number of Pixels: 3006000 Number of Good Pixels: 134037 4.46% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 2871963 95.54% Navigation Totals: Total Time: 0.9996 hours Total Track Length: 4.2451 km Average Speed: 4.2469 km/hr ( 2.2956 knots) Start of Data: Time: 08 03 2009 01:00:01.211000 JD215 Lon: -152.3255 Lat: 71.3948 Depth: 108.4100 meters Speed: 6.1225 km/hr ( 3.3095 knots) Heading: 143.6140 degrees Sonar Depth: 0.0000 m Sonar Altitude: 108.4100 m End of Data: Time: 08 03 2009 01:59:59.689000 JD215 Lon: -152.2943 Lat: 71.3887 Depth: 106.7500 meters Speed: 14.7145 km/hr ( 7.9538 knots) Heading: 130.1230 degrees Sonar Depth: 0.0000 m Sonar Altitude: 106.7500 m Limits: Minimum Longitude: -152.3297 Maximum Longitude: -152.2910 Minimum Latitude: 71.3829 Maximum Latitude: 71.3958 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 0.0000 Minimum Altitude: 94.3800 Maximum Altitude: 111.3100 Minimum Depth: 92.3600 Maximum Depth: 116.5600 Minimum Amplitude: 35.2185 Maximum Amplitude: 86.4685 Minimum Sidescan: 34.7835 Maximum Sidescan: 19205.9249 Data Record Type Notices: DN: 1503 MB_DATA_DATA (ID=1): survey data DN: 4 MB_DATA_VELOCITY_PROFILE (ID=6): SVP Nonfatal Error Notices: EN: 2 MB_ERROR_TIME_GAP (ID=-1): Time gap in data EN: 4 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 1 1 1 0 0 0 0 0 0 0 CM: 1 1 1 1 1 1 1 1 0 0 CM: 1 1 1 1 1 1 1 1 1 0 CM: 1 1 1 1 1 1 1 1 1 1 CM: 0 1 1 1 1 1 1 1 1 1 CM: 0 1 1 1 1 1 1 1 1 1 CM: 0 0 1 1 1 1 1 1 1 0 CM: 0 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0 CM: 0 1 1 0 0 0 0 0 0 0