Swath Data File: sb20092150400.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: 225 Bathymetry Data (75 beams): Number of Beams: 16875 Number of Good Beams: 13636 80.81% Number of Zero Beams: 3239 19.19% Number of Flagged Beams: 0 0.00% Amplitude Data (75 beams): Number of Beams: 16875 Number of Good Beams: 13636 80.81% Number of Zero Beams: 3239 19.19% Number of Flagged Beams: 0 0.00% Sidescan Data (2000 pixels): Number of Pixels: 450000 Number of Good Pixels: 18462 4.10% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 431538 95.90% Navigation Totals: Total Time: 0.8681 hours Total Track Length: 2.1679 km Average Speed: 2.4973 km/hr ( 1.3499 knots) Start of Data: Time: 08 03 2009 04:07:53.792000 JD215 Lon: -152.2825 Lat: 71.3821 Depth: 85.2900 meters Speed: 2.7830 km/hr ( 1.5043 knots) Heading: 250.1520 degrees Sonar Depth: 0.0000 m Sonar Altitude: 85.2900 m End of Data: Time: 08 03 2009 04:59:58.882000 JD215 Lon: -152.3348 Lat: 71.3886 Depth: 100.4700 meters Speed: 4.8016 km/hr ( 2.5954 knots) Heading: 152.8620 degrees Sonar Depth: 0.0000 m Sonar Altitude: 100.4700 m Limits: Minimum Longitude: -152.3394 Maximum Longitude: -152.2811 Minimum Latitude: 71.3809 Maximum Latitude: 71.3909 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 0.0000 Minimum Altitude: 66.4800 Maximum Altitude: 101.6700 Minimum Depth: 66.4800 Maximum Depth: 105.0000 Minimum Amplitude: 40.2185 Maximum Amplitude: 85.4685 Minimum Sidescan: 43.7659 Maximum Sidescan: 18015.1283 Data Record Type Notices: DN: 225 MB_DATA_DATA (ID=1): survey data DN: 3 MB_DATA_VELOCITY_PROFILE (ID=6): SVP Nonfatal Error Notices: EN: 1 MB_ERROR_TIME_GAP (ID=-1): Time gap in data EN: 3 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: 1 1 1 0 0 0 0 0 0 0 CM: 1 1 1 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 0 CM: 0 0 0 0 0 0 0 0 0 1 CM: 0 0 0 0 0 0 0 0 0 1 CM: 0 0 0 0 0 0 0 0 0 1