Swath Data File: 00031101113010.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: 46 Bathymetry Data (140 beams): Number of Beams: 6440 Number of Good Beams: 6346 98.54% Number of Zero Beams: 94 1.46% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 6440 Number of Good Beams: 6346 98.54% Number of Zero Beams: 94 1.46% Number of Flagged Beams: 0 0.00% Sidescan Data (2223 pixels): Number of Pixels: 88268 Number of Good Pixels: 88268 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1647 hours Total Track Length: 0.0544 km Average Speed: 0.3305 km/hr ( 0.1787 knots) Start of Data: Time: 11 01 2003 11:29:46.149999 JD305 Lon: -44.7676 Lat: 26.2466 Depth: 4062.3279 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 85.7153 degrees Sonar Depth: 5.5000 m Sonar Altitude: 4056.8279 m End of Data: Time: 11 01 2003 11:39:39.100999 JD305 Lon: -44.7673 Lat: 26.2468 Depth: 4128.8134 meters Speed: 0.2840 km/hr ( 0.1535 knots) Heading: 68.1152 degrees Sonar Depth: 4.9000 m Sonar Altitude: 4116.8674 m Limits: Minimum Longitude: -44.7889 Maximum Longitude: -44.7466 Minimum Latitude: 26.1892 Maximum Latitude: 26.2902 Minimum Sonar Depth: 4.3000 Maximum Sonar Depth: 6.7000 Minimum Altitude: 4045.8555 Maximum Altitude: 4161.0443 Minimum Depth: 3514.1726 Maximum Depth: 4400.6838 Minimum Amplitude: 3.0000 Maximum Amplitude: 249.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 46 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 0 0 0 0 0 CM: 0 0 1 1 1 0 0 0 0 0 CM: 0 0 0 1 1 0 0 0 0 0 CM: 0 0 0 0 1 1 0 0 0 0 CM: 0 0 0 0 0 1 1 1 0 0 CM: 0 0 0 0 0 1 1 1 1 0 CM: 0 0 0 0 0 1 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1 CM: 0 0 0 0 0 1 1 0 0 0