Swath Data File: 00031025225010.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: 34 Bathymetry Data (140 beams): Number of Beams: 4760 Number of Good Beams: 4692 98.57% Number of Zero Beams: 68 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 4760 Number of Good Beams: 4692 98.57% Number of Zero Beams: 68 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (1973 pixels): Number of Pixels: 61857 Number of Good Pixels: 61857 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1597 hours Total Track Length: 3.2497 km Average Speed: 20.3475 km/hr (10.9986 knots) Start of Data: Time: 10 25 2003 22:49:49.680999 JD298 Lon: -62.1549 Lat: 19.9450 Depth: 5801.4232 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 72.5537 degrees Sonar Depth: 6.3000 m Sonar Altitude: 5793.8458 m End of Data: Time: 10 25 2003 22:59:24.643000 JD298 Lon: -62.1259 Lat: 19.9555 Depth: 5821.3891 meters Speed: 20.7056 km/hr (11.1922 knots) Heading: 72.0044 degrees Sonar Depth: 5.7000 m Sonar Altitude: 5813.6001 m Limits: Minimum Longitude: -62.1735 Maximum Longitude: -62.1066 Minimum Latitude: 19.8887 Maximum Latitude: 20.0210 Minimum Sonar Depth: 4.9000 Maximum Sonar Depth: 6.7000 Minimum Altitude: 5786.1114 Maximum Altitude: 5829.6883 Minimum Depth: 5121.2927 Maximum Depth: 6119.3070 Minimum Amplitude: 3.0000 Maximum Amplitude: 249.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 34 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 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: 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 0 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 1 1