Swath Data File: 00031031075010.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: 39 Bathymetry Data (140 beams): Number of Beams: 5460 Number of Good Beams: 4975 91.12% Number of Zero Beams: 485 8.88% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5460 Number of Good Beams: 4975 91.12% Number of Zero Beams: 485 8.88% Number of Flagged Beams: 0 0.00% Sidescan Data (3740 pixels): Number of Pixels: 122834 Number of Good Pixels: 122834 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1626 hours Total Track Length: 3.2026 km Average Speed: 19.7014 km/hr (10.6494 knots) Start of Data: Time: 10 31 2003 07:49:54.200999 JD304 Lon: -44.8607 Lat: 26.2905 Depth: 3154.5306 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 255.9155 degrees Sonar Depth: 5.5000 m Sonar Altitude: 3128.8238 m End of Data: Time: 10 31 2003 07:59:39.404999 JD304 Lon: -44.8915 Lat: 26.2825 Depth: 2702.1764 meters Speed: 19.8963 km/hr (10.7548 knots) Heading: 252.4219 degrees Sonar Depth: 4.6000 m Sonar Altitude: 2697.5764 m Limits: Minimum Longitude: -44.9033 Maximum Longitude: -44.8422 Minimum Latitude: 26.2154 Maximum Latitude: 26.3423 Minimum Sonar Depth: 4.6000 Maximum Sonar Depth: 6.7000 Minimum Altitude: 2654.4930 Maximum Altitude: 3254.0147 Minimum Depth: 1836.3764 Maximum Depth: 3957.1472 Minimum Amplitude: 0.0000 Maximum Amplitude: 248.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 39 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: 0 0 0 1 1 1 0 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 1 1 0 CM: 0 0 1 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 1 1 1 1 0 0