Swath Data File: 00031028032010.mb183 MBIO Data Format ID: 183 Format name: MBF_HSDS2LAM Informal Description: L-DEO HSDS2 processing format Attributes: STN Atlas multibeam sonars, Hydrosweep DS2, Hydrosweep MD, Fansweep 10, Fansweep 20, bathymetry, amplitude, and sidescan, up to 1440 beams and 4096 pixels, XDR binary, L-DEO. Data Totals: Number of Records: 36 Bathymetry Data (140 beams): Number of Beams: 5040 Number of Good Beams: 4967 98.55% Number of Zero Beams: 73 1.45% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5040 Number of Good Beams: 4967 98.55% Number of Zero Beams: 73 1.45% Number of Flagged Beams: 0 0.00% Sidescan Data (2308 pixels): Number of Pixels: 78553 Number of Good Pixels: 78553 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1627 hours Total Track Length: 3.3499 km Average Speed: 20.5898 km/hr (11.1296 knots) Start of Data: Time: 10 28 2003 03:19:53.230000 JD301 Lon: -52.4847 Lat: 23.3496 Depth: 5376.8934 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 72.7075 degrees Sonar Depth: 5.5000 m Sonar Altitude: 5364.9347 m End of Data: Time: 10 28 2003 03:29:38.937999 JD301 Lon: -52.4540 Lat: 23.3601 Depth: 5308.3258 meters Speed: 20.8075 km/hr (11.2473 knots) Heading: 72.3120 degrees Sonar Depth: 6.0000 m Sonar Altitude: 5293.4996 m Limits: Minimum Longitude: -52.5069 Maximum Longitude: -52.4324 Minimum Latitude: 23.2877 Maximum Latitude: 23.4265 Minimum Sonar Depth: 4.9000 Maximum Sonar Depth: 7.3000 Minimum Altitude: 5293.4996 Maximum Altitude: 5571.2784 Minimum Depth: 5021.0174 Maximum Depth: 6216.7128 Minimum Amplitude: 2.0000 Maximum Amplitude: 248.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 36 MB_DATA_DATA (ID=1): survey data DN: 17 MB_DATA_COMMENT (ID=2): comment Nonfatal Error Notices: EN: 17 MB_ERROR_COMMENT (ID=-5): Comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1