Swath Data File: 0095_20040108_184921p.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: 1305 Bathymetry Data (191 beams): Number of Beams: 249255 Number of Good Beams: 233226 93.57% Number of Zero Beams: 11684 4.69% Number of Flagged Beams: 4345 1.74% Amplitude Data (191 beams): Number of Beams: 249255 Number of Good Beams: 233226 93.57% Number of Zero Beams: 11684 4.69% Number of Flagged Beams: 4345 1.74% Sidescan Data (1024 pixels): Number of Pixels: 1336320 Number of Good Pixels: 1081966 80.97% Number of Zero Pixels: 254354 19.03% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.9996 hours Total Track Length: 8.2303 km Average Speed: 8.2337 km/hr ( 4.4507 knots) Start of Data: Time: 01 08 2004 18:49:22.218000 JD8 Lon: 187.5161 Lat: -78.3772 Depth: 433.9000 meters Speed: 9.1440 km/hr ( 4.9427 knots) Heading: 177.6400 degrees Sonar Depth: 6.9800 m Sonar Altitude: 421.9000 m End of Data: Time: 01 08 2004 19:49:20.702000 JD8 Lon: 187.7099 Lat: -78.4099 Depth: 466.9700 meters Speed: 7.7400 km/hr ( 4.1838 knots) Heading: 84.8900 degrees Sonar Depth: 6.9200 m Sonar Altitude: 451.7100 m Limits: Minimum Longitude: 187.4622 Maximum Longitude: 187.7138 Minimum Latitude: -78.4231 Maximum Latitude: -78.3768 Minimum Sonar Depth: 6.8500 Maximum Sonar Depth: 7.1000 Minimum Altitude: 416.5800 Maximum Altitude: 452.9900 Minimum Depth: 422.7400 Maximum Depth: 483.0200 Minimum Amplitude: 19.0000 Maximum Amplitude: 59.0000 Minimum Sidescan: 0.5100 Maximum Sidescan: 66.2500 Coverage Mask: CM dimensions: 10 10 CM: 1 1 1 1 0 0 0 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 1 1 0 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 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