Swath Data File: sb20051261100.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: 2279 Bathymetry Data (75 beams): Number of Beams: 170925 Number of Good Beams: 44289 25.91% Number of Zero Beams: 126636 74.09% Number of Flagged Beams: 0 0.00% Amplitude Data (75 beams): Number of Beams: 170925 Number of Good Beams: 44289 25.91% Number of Zero Beams: 126636 74.09% Number of Flagged Beams: 0 0.00% Sidescan Data (2000 pixels): Number of Pixels: 4558000 Number of Good Pixels: 66393 1.46% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 4491607 98.54% Navigation Totals: Total Time: 0.9996 hours Total Track Length: 11.1906 km Average Speed: 11.1951 km/hr ( 6.0514 knots) Start of Data: Time: 05 06 2005 11:00:00.206000 JD126 Lon: -124.1110 Lat: 48.3407 Depth: 67.6300 meters Speed: 21.8742 km/hr (11.8239 knots) Heading: 249.1170 degrees Sonar Depth: 0.0000 m Sonar Altitude: 67.6300 m End of Data: Time: 05 06 2005 11:59:58.765000 JD126 Lon: -123.9380 Lat: 48.2312 Depth: 76.7400 meters Speed: 10.1671 km/hr ( 5.4957 knots) Heading: 111.4230 degrees Sonar Depth: 0.0000 m Sonar Altitude: 76.7400 m Limits: Minimum Longitude: -124.1274 Maximum Longitude: -123.9374 Minimum Latitude: 48.2292 Maximum Latitude: 48.3415 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 0.0000 Minimum Altitude: 51.7300 Maximum Altitude: 149.7600 Minimum Depth: 40.4600 Maximum Depth: 159.7400 Minimum Amplitude: 19.4685 Maximum Amplitude: 69.2185 Minimum Sidescan: 4.8211 Maximum Sidescan: 2968.1737 Data Record Type Notices: DN: 2279 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: PN: 1338 DATA PROBLEM (ID=3): Instantaneous speed exceeds 25 km/hr Coverage Mask: CM dimensions: 10 10 CM: 1 0 0 0 0 0 0 0 0 0 CM: 1 0 0 0 0 0 0 0 0 0 CM: 1 0 0 0 0 0 0 0 0 0 CM: 1 0 0 0 0 0 0 0 0 0 CM: 1 1 0 0 0 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0 CM: 0 0 1 1 1 0 0 0 0 0 CM: 0 0 0 0 1 1 1 0 0 0 CM: 0 0 0 0 0 0 1 1 1 0 CM: 0 0 0 0 0 0 0 0 1 1