Swath Data File: sb199809161302_e.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: 97 Bathymetry Data (151 beams): Number of Beams: 14647 Number of Good Beams: 10138 69.22% Number of Zero Beams: 3697 25.24% Number of Flagged Beams: 812 5.54% Amplitude Data (151 beams): Number of Beams: 14647 Number of Good Beams: 10138 69.22% Number of Zero Beams: 3697 25.24% Number of Flagged Beams: 812 5.54% Sidescan Data (2000 pixels): Number of Pixels: 194000 Number of Good Pixels: 141196 72.78% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 52804 27.22% Navigation Totals: Total Time: 0.3932 hours Total Track Length: 9.6177 km Average Speed: 24.4595 km/hr (13.2214 knots) Start of Data: Time: 09 16 1998 13:00:23.236000 JD259 Lon: -154.3459 Lat: 19.9306 Depth: 5491.1001 meters Speed: 23.5625 km/hr (12.7365 knots) Heading: 42.6240 degrees Sonar Depth: 0.0000 m Sonar Altitude: 5491.1001 m End of Data: Time: 09 16 1998 13:23:58.785000 JD259 Lon: -154.2868 Lat: 19.9971 Depth: 5507.1001 meters Speed: 24.8612 km/hr (13.4385 knots) Heading: 44.6710 degrees Sonar Depth: 0.0000 m Sonar Altitude: 5507.1001 m Limits: Minimum Longitude: -154.4066 Maximum Longitude: -154.2239 Minimum Latitude: 19.8791 Maximum Latitude: 20.0560 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 0.0000 Minimum Altitude: 5483.5000 Maximum Altitude: 5556.6001 Minimum Depth: 5297.2002 Maximum Depth: 5617.2998 Minimum Amplitude: 49.5284 Maximum Amplitude: 86.7784 Minimum Sidescan: 12.0696 Maximum Sidescan: 31670.9636 Data Record Type Notices: DN: 97 MB_DATA_DATA (ID=1): survey data DN: 15 MB_DATA_COMMENT (ID=2): comment Nonfatal Error Notices: EN: 15 MB_ERROR_COMMENT (ID=-5): 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: 1 1 1 1 1 1 1 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: 0 1 1 1 1 1 1 1 1 1 CM: 0 0 1 1 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 0 CM: 0 0 0 0 0 1 1 1 0 0