Swath Data File: sb199808310329_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: 145 Bathymetry Data (151 beams): Number of Beams: 21895 Number of Good Beams: 17487 79.87% Number of Zero Beams: 3862 17.64% Number of Flagged Beams: 546 2.49% Amplitude Data (151 beams): Number of Beams: 21895 Number of Good Beams: 17487 79.87% Number of Zero Beams: 3862 17.64% Number of Flagged Beams: 546 2.49% Sidescan Data (2000 pixels): Number of Pixels: 290000 Number of Good Pixels: 154620 53.32% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 135380 46.68% Navigation Totals: Total Time: 0.3665 hours Total Track Length: 9.3853 km Average Speed: 25.6071 km/hr (13.8417 knots) Start of Data: Time: 08 31 1998 03:27:38.565000 JD243 Lon: -157.2480 Lat: 21.4501 Depth: 2075.8000 meters Speed: 25.7889 km/hr (13.9399 knots) Heading: 91.7000 degrees Sonar Depth: 0.0000 m Sonar Altitude: 2075.8000 m End of Data: Time: 08 31 1998 03:49:38.004000 JD243 Lon: -157.1575 Lat: 21.4501 Depth: 2452.0000 meters Speed: 25.9744 km/hr (14.0402 knots) Heading: 91.3020 degrees Sonar Depth: 0.0000 m Sonar Altitude: 2452.0000 m Limits: Minimum Longitude: -157.2485 Maximum Longitude: -157.1564 Minimum Latitude: 21.4180 Maximum Latitude: 21.5029 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 0.0000 Minimum Altitude: 2075.8000 Maximum Altitude: 2481.6001 Minimum Depth: 1305.8000 Maximum Depth: 3314.8000 Minimum Amplitude: 47.2887 Maximum Amplitude: 88.2887 Minimum Sidescan: 1.1938 Maximum Sidescan: 32318.8816 Data Record Type Notices: DN: 145 MB_DATA_DATA (ID=1): survey data DN: 15 MB_DATA_COMMENT (ID=2): comment DN: 1 MB_DATA_VELOCITY_PROFILE (ID=6): SVP Nonfatal Error Notices: EN: 15 MB_ERROR_COMMENT (ID=-5): Comment record EN: 1 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 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 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 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1