Swath Data File: sb199808290402_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: 400 Bathymetry Data (151 beams): Number of Beams: 60400 Number of Good Beams: 40126 66.43% Number of Zero Beams: 16320 27.02% Number of Flagged Beams: 3954 6.55% Amplitude Data (151 beams): Number of Beams: 60400 Number of Good Beams: 40126 66.43% Number of Zero Beams: 16320 27.02% Number of Flagged Beams: 3954 6.55% Sidescan Data (2000 pixels): Number of Pixels: 800000 Number of Good Pixels: 651649 81.46% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 148351 18.54% Navigation Totals: Total Time: 1.2935 hours Total Track Length: 32.2351 km Average Speed: 24.9216 km/hr (13.4711 knots) Start of Data: Time: 08 29 1998 03:59:57.869000 JD241 Lon: -157.0727 Lat: 22.4276 Depth: 4680.2998 meters Speed: 24.2564 km/hr (13.1116 knots) Heading: 226.3480 degrees Sonar Depth: 0.0000 m Sonar Altitude: 4680.2998 m End of Data: Time: 08 29 1998 05:17:34.329000 JD241 Lon: -157.2955 Lat: 22.2233 Depth: 4622.2998 meters Speed: 24.4902 km/hr (13.2379 knots) Heading: 227.7670 degrees Sonar Depth: 0.0000 m Sonar Altitude: 4622.2998 m Limits: Minimum Longitude: -157.3401 Maximum Longitude: -157.0254 Minimum Latitude: 22.1795 Maximum Latitude: 22.4726 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 0.0000 Minimum Altitude: 4098.2002 Maximum Altitude: 4811.7002 Minimum Depth: 3657.1001 Maximum Depth: 4875.2002 Minimum Amplitude: 41.2784 Maximum Amplitude: 95.0284 Minimum Sidescan: 1.3379 Maximum Sidescan: 69539.7936 Data Record Type Notices: DN: 400 MB_DATA_DATA (ID=1): survey data DN: 15 MB_DATA_COMMENT (ID=2): comment DN: 3 MB_DATA_VELOCITY_PROFILE (ID=6): SVP Nonfatal Error Notices: EN: 15 MB_ERROR_COMMENT (ID=-5): Comment record EN: 3 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 1 1 0 0 CM: 0 0 0 0 0 1 1 1 1 0 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 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 1 1 0 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 0 1 1 1 0 0 0 0 0 0