Swath Data File: 00031026164010.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: 38 Bathymetry Data (140 beams): Number of Beams: 5320 Number of Good Beams: 5244 98.57% Number of Zero Beams: 76 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5320 Number of Good Beams: 5244 98.57% Number of Zero Beams: 76 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (2070 pixels): Number of Pixels: 77125 Number of Good Pixels: 77125 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1625 hours Total Track Length: 3.1179 km Average Speed: 19.1929 km/hr (10.3745 knots) Start of Data: Time: 10 26 2003 16:39:52.613000 JD299 Lon: -58.9230 Lat: 21.0881 Depth: 5225.1706 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 68.2471 degrees Sonar Depth: 5.7000 m Sonar Altitude: 5219.4706 m End of Data: Time: 10 26 2003 16:49:37.439000 JD299 Lon: -58.8949 Lat: 21.0980 Depth: 5279.9648 meters Speed: 19.4105 km/hr (10.4921 knots) Heading: 68.1812 degrees Sonar Depth: 5.5000 m Sonar Altitude: 5274.4648 m Limits: Minimum Longitude: -58.9467 Maximum Longitude: -58.8724 Minimum Latitude: 21.0345 Maximum Latitude: 21.1516 Minimum Sonar Depth: 4.3000 Maximum Sonar Depth: 7.3000 Minimum Altitude: 5219.4706 Maximum Altitude: 5284.9337 Minimum Depth: 4965.9445 Maximum Depth: 5566.8483 Minimum Amplitude: 1.0000 Maximum Amplitude: 230.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 38 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 0 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