Swath Data File: sb20092080900.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: 901 Bathymetry Data (151 beams): Number of Beams: 136051 Number of Good Beams: 107501 79.02% Number of Zero Beams: 28550 20.98% Number of Flagged Beams: 0 0.00% Amplitude Data (151 beams): Number of Beams: 136051 Number of Good Beams: 107501 79.02% Number of Zero Beams: 28550 20.98% Number of Flagged Beams: 0 0.00% Sidescan Data (2000 pixels): Number of Pixels: 1802000 Number of Good Pixels: 849760 47.16% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 952240 52.84% Navigation Totals: Total Time: 0.9993 hours Total Track Length: 3.5649 km Average Speed: 3.5673 km/hr ( 1.9283 knots) Start of Data: Time: 07 27 2009 09:00:01.027000 JD208 Lon: -153.5716 Lat: 71.9221 Depth: 953.0000 meters Speed: 4.0873 km/hr ( 2.2093 knots) Heading: 13.4650 degrees Sonar Depth: 0.0000 m Sonar Altitude: 953.0000 m End of Data: Time: 07 27 2009 09:59:58.615000 JD208 Lon: -153.5603 Lat: 71.9445 Depth: 1154.3000 meters Speed: 20.5940 km/hr (11.1319 knots) Heading: 41.9780 degrees Sonar Depth: 0.0000 m Sonar Altitude: 1154.3000 m Limits: Minimum Longitude: -153.6457 Maximum Longitude: -153.5126 Minimum Latitude: 71.9098 Maximum Latitude: 71.9565 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 0.0000 Minimum Altitude: 950.7000 Maximum Altitude: 1164.1000 Minimum Depth: 785.9000 Maximum Depth: 1266.8000 Minimum Amplitude: 36.0000 Maximum Amplitude: 84.0000 Minimum Sidescan: 0.5012 Maximum Sidescan: 24841.0000 Data Record Type Notices: DN: 901 MB_DATA_DATA (ID=1): survey data DN: 2 MB_DATA_VELOCITY_PROFILE (ID=6): SVP Nonfatal Error Notices: EN: 2 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 0 0 1 1 1 0 0 0 0 0 CM: 0 1 1 1 1 1 0 0 0 0 CM: 0 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: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 0 0 0 1 1 CM: 1 1 1 1 0 0 0 0 0 0