Swath Data File: sb199809151335_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: 48462 80.24% Number of Zero Beams: 9108 15.08% Number of Flagged Beams: 2830 4.69% Amplitude Data (151 beams): Number of Beams: 60400 Number of Good Beams: 48462 80.24% Number of Zero Beams: 9108 15.08% Number of Flagged Beams: 2830 4.69% Sidescan Data (2000 pixels): Number of Pixels: 800000 Number of Good Pixels: 562928 70.37% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 237072 29.63% Navigation Totals: Total Time: 1.4264 hours Total Track Length: 32.6050 km Average Speed: 22.8588 km/hr (12.3561 knots) Start of Data: Time: 09 15 1998 13:32:23.647000 JD258 Lon: -155.7483 Lat: 18.7029 Depth: 2966.1001 meters Speed: 25.1117 km/hr (13.5739 knots) Heading: 116.1280 degrees Sonar Depth: 0.0000 m Sonar Altitude: 2966.1001 m End of Data: Time: 09 15 1998 14:57:58.560000 JD258 Lon: -155.5114 Lat: 18.8911 Depth: 3666.6001 meters Speed: 23.0059 km/hr (12.4356 knots) Heading: 51.6000 degrees Sonar Depth: 0.0000 m Sonar Altitude: 3666.6001 m Limits: Minimum Longitude: -155.7931 Maximum Longitude: -155.4627 Minimum Latitude: 18.6330 Maximum Latitude: 18.9293 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 0.0000 Minimum Altitude: 1925.5000 Maximum Altitude: 3680.6001 Minimum Depth: 1346.9000 Maximum Depth: 4373.2002 Minimum Amplitude: 41.7887 Maximum Amplitude: 89.5387 Minimum Sidescan: 2.3876 Maximum Sidescan: 40666.5893 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 1 0 CM: 0 0 0 0 0 1 1 1 1 1 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 1 CM: 1 1 1 1 1 1 1 1 1 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: 1 1 1 1 0 0 0 0 0 0