Swath Data File: 0032_20040106_052637p.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: 996 Bathymetry Data (191 beams): Number of Beams: 190236 Number of Good Beams: 185312 97.41% Number of Zero Beams: 4258 2.24% Number of Flagged Beams: 666 0.35% Amplitude Data (191 beams): Number of Beams: 190236 Number of Good Beams: 185312 97.41% Number of Zero Beams: 4258 2.24% Number of Flagged Beams: 666 0.35% Sidescan Data (1024 pixels): Number of Pixels: 1019904 Number of Good Pixels: 847365 83.08% Number of Zero Pixels: 172539 16.92% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.9988 hours Total Track Length: 5.0122 km Average Speed: 5.0184 km/hr ( 2.7127 knots) Start of Data: Time: 01 06 2004 05:26:39.585000 JD6 Lon: 172.0792 Lat: -76.6447 Depth: 655.6700 meters Speed: 8.2080 km/hr ( 4.4368 knots) Heading: 154.3300 degrees Sonar Depth: 6.7300 m Sonar Altitude: 644.8700 m End of Data: Time: 01 06 2004 06:26:35.150000 JD6 Lon: 172.0781 Lat: -76.6895 Depth: 652.9000 meters Speed: 4.9320 km/hr ( 2.6659 knots) Heading: 180.1400 degrees Sonar Depth: 7.0500 m Sonar Altitude: 638.8000 m Limits: Minimum Longitude: 172.0189 Maximum Longitude: 172.1400 Minimum Latitude: -76.6895 Maximum Latitude: -76.6375 Minimum Sonar Depth: 6.6900 Maximum Sonar Depth: 7.0900 Minimum Altitude: 635.8100 Maximum Altitude: 648.4400 Minimum Depth: 636.6700 Maximum Depth: 688.3300 Minimum Amplitude: 25.5000 Maximum Amplitude: 60.0000 Minimum Sidescan: 1.1700 Maximum Sidescan: 67.1200 Coverage Mask: CM dimensions: 10 10 CM: 0 0 0 0 0 0 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