Swath Data File: 0154_20040111_045734p.mb57 MBIO Data Format ID: 57 Format name: MBF_EM300MBA Informal Description: Simrad multibeam processing format Attributes: Old and new Simrad multibeams, EM12S, EM12D, EM121, EM120, EM300, EM100, EM1000, EM950, EM1002, EM3000, bathymetry, amplitude, and sidescan, up to 254 beams, variable pixels, ascii + binary, MBARI. Data Totals: Number of Records: 1387 Bathymetry Data (191 beams): Number of Beams: 264917 Number of Good Beams: 135358 51.09% Number of Zero Beams: 60664 22.90% Number of Flagged Beams: 68895 26.01% Amplitude Data (191 beams): Number of Beams: 264917 Number of Good Beams: 135358 51.09% Number of Zero Beams: 60664 22.90% Number of Flagged Beams: 68895 26.01% Sidescan Data (1024 pixels): Number of Pixels: 1420288 Number of Good Pixels: 753855 53.08% Number of Zero Pixels: 666433 46.92% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.9995 hours Total Track Length: 8.4754 km Average Speed: 8.4800 km/hr ( 4.5838 knots) Start of Data: Time: 01 11 2004 04:57:35.773000 JD11 Lon: 192.3015 Lat: -78.2380 Depth: 574.0600 meters Speed: 9.0000 km/hr ( 4.8649 knots) Heading: 9.1700 degrees Sonar Depth: 7.2600 m Sonar Altitude: 559.5400 m End of Data: Time: 01 11 2004 05:57:33.832000 JD11 Lon: 192.2958 Lat: -78.1624 Depth: 558.9800 meters Speed: 8.6040 km/hr ( 4.6508 knots) Heading: 12.4800 degrees Sonar Depth: 6.5900 m Sonar Altitude: 543.0700 m Limits: Minimum Longitude: 192.2434 Maximum Longitude: 192.3504 Minimum Latitude: -78.2395 Maximum Latitude: -78.1611 Minimum Sonar Depth: 5.6700 Maximum Sonar Depth: 7.9800 Minimum Altitude: 0.0000 Maximum Altitude: 767.3200 Minimum Depth: 496.6000 Maximum Depth: 630.0600 Minimum Amplitude: 2.0000 Maximum Amplitude: 64.0000 Minimum Sidescan: 0.0100 Maximum Sidescan: 70.6900 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 0 CM: 1 1 1 1 1 1 1 1 1 0 CM: 1 1 1 1 1 1 1 1 1 0 CM: 1 1 1 1 1 1 1 1 1 0 CM: 1 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