Swath Data File: sb20090321600.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: 1784 Bathymetry Data (151 beams): Number of Beams: 186620 Number of Good Beams: 145493 77.96% Number of Zero Beams: 41127 22.04% Number of Flagged Beams: 0 0.00% Amplitude Data (151 beams): Number of Beams: 186620 Number of Good Beams: 145493 77.96% Number of Zero Beams: 41127 22.04% Number of Flagged Beams: 0 0.00% Sidescan Data (2000 pixels): Number of Pixels: 3568000 Number of Good Pixels: 495072 13.88% Number of Zero Pixels: 3072928 86.12% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.9995 hours Total Track Length: 21.1058 km Average Speed: 21.1168 km/hr (11.4145 knots) Start of Data: Time: 02 01 2009 16:00:00.534000 JD32 Lon: -125.9499 Lat: 48.2340 Depth: 701.6000 meters Speed: 22.7462 km/hr (12.2952 knots) Heading: 71.1970 degrees Sonar Depth: 0.0000 m Sonar Altitude: 701.6000 m End of Data: Time: 02 01 2009 16:59:58.644000 JD32 Lon: -125.6859 Lat: 48.3039 Depth: 152.5700 meters Speed: 22.3176 km/hr (12.0636 knots) Heading: 69.9280 degrees Sonar Depth: 0.0000 m Sonar Altitude: 152.5700 m Limits: Minimum Longitude: -125.9548 Maximum Longitude: -125.6764 Minimum Latitude: 48.2204 Maximum Latitude: 48.3080 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 0.0000 Minimum Altitude: 152.0900 Maximum Altitude: 778.4000 Minimum Depth: 147.2800 Maximum Depth: 866.3000 Minimum Amplitude: 23.9685 Maximum Amplitude: 81.2500 Minimum Sidescan: 0.6310 Maximum Sidescan: 14672.0368 Data Record Type Notices: DN: 1784 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 0 0 0 0 0 0 1 1 CM: 0 0 0 0 0 0 0 1 1 1 CM: 0 0 0 0 0 0 1 1 1 0 CM: 0 0 0 0 1 1 1 1 0 0 CM: 0 0 0 1 1 1 0 0 0 0 CM: 0 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0 CM: 1 1 0 0 0 0 0 0 0 0