Swath Data File: sb20011170200.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: 384 Bathymetry Data (151 beams): Number of Beams: 57984 Number of Good Beams: 39940 68.88% Number of Zero Beams: 16938 29.21% Number of Flagged Beams: 1106 1.91% Amplitude Data (151 beams): Number of Beams: 57984 Number of Good Beams: 39940 68.88% Number of Zero Beams: 16938 29.21% Number of Flagged Beams: 1106 1.91% Sidescan Data (2000 pixels): Number of Pixels: 768000 Number of Good Pixels: 671982 87.50% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 96018 12.50% Navigation Totals: Total Time: 0.9962 hours Total Track Length: 2.9630 km Average Speed: 2.9744 km/hr ( 1.6078 knots) Start of Data: Time: 04 27 2001 02:00:08.683000 JD117 Lon: -127.0794 Lat: 42.1668 Depth: 3337.6001 meters Speed: 2.0408 km/hr ( 1.1032 knots) Heading: 276.6800 degrees Sonar Depth: 0.0000 m Sonar Altitude: 3337.6001 m End of Data: Time: 04 27 2001 02:59:54.863000 JD117 Lon: -127.0734 Lat: 42.1658 Depth: 3287.3999 meters Speed: 0.2783 km/hr ( 0.1504 knots) Heading: 64.4200 degrees Sonar Depth: 0.0000 m Sonar Altitude: 3287.3999 m Limits: Minimum Longitude: -127.1454 Maximum Longitude: -127.0188 Minimum Latitude: 42.1113 Maximum Latitude: 42.2185 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 0.0000 Minimum Altitude: 3226.0000 Maximum Altitude: 3341.2000 Minimum Depth: 2620.8000 Maximum Depth: 3472.1001 Minimum Amplitude: 42.9897 Maximum Amplitude: 87.4897 Minimum Sidescan: 0.9988 Maximum Sidescan: 34744.7743 Data Record Type Notices: DN: 384 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 1 1 1 1 1 1 0 0 CM: 0 1 1 1 1 1 1 1 1 0 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: 0 1 1 1 1 1 1 1 1 1 CM: 0 0 1 1 1 1 1 1 0 0