Swath Data File: 0025_20040105_230441p.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: 412 Bathymetry Data (191 beams): Number of Beams: 78692 Number of Good Beams: 77622 98.64% Number of Zero Beams: 912 1.16% Number of Flagged Beams: 158 0.20% Amplitude Data (191 beams): Number of Beams: 78692 Number of Good Beams: 77622 98.64% Number of Zero Beams: 912 1.16% Number of Flagged Beams: 158 0.20% Sidescan Data (1024 pixels): Number of Pixels: 421888 Number of Good Pixels: 351622 83.34% Number of Zero Pixels: 70266 16.66% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.3635 hours Total Track Length: 7.2067 km Average Speed: 19.8249 km/hr (10.7162 knots) Start of Data: Time: 01 05 2004 23:04:42.987000 JD5 Lon: 173.2363 Lat: -76.6708 Depth: 560.1900 meters Speed: 19.6920 km/hr (10.6443 knots) Heading: 358.5500 degrees Sonar Depth: 6.9700 m Sonar Altitude: 546.2500 m End of Data: Time: 01 05 2004 23:26:31.656000 JD5 Lon: 173.2331 Lat: -76.6062 Depth: 580.9300 meters Speed: 19.8360 km/hr (10.7222 knots) Heading: 358.8100 degrees Sonar Depth: 6.9800 m Sonar Altitude: 566.9700 m Limits: Minimum Longitude: 173.1839 Maximum Longitude: 173.2850 Minimum Latitude: -76.6711 Maximum Latitude: -76.6062 Minimum Sonar Depth: 6.9100 Maximum Sonar Depth: 7.0400 Minimum Altitude: 546.2500 Maximum Altitude: 568.7600 Minimum Depth: 553.8100 Maximum Depth: 608.7800 Minimum Amplitude: 24.5000 Maximum Amplitude: 59.0000 Minimum Sidescan: 4.7600 Maximum Sidescan: 68.8900 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 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