Swath Data File: 00031026170010.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: 5382 98.57% Number of Zero Beams: 78 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5460 Number of Good Beams: 5382 98.57% Number of Zero Beams: 78 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (2065 pixels): Number of Pixels: 77603 Number of Good Pixels: 77603 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1643 hours Total Track Length: 3.1756 km Average Speed: 19.3279 km/hr (10.4475 knots) Start of Data: Time: 10 26 2003 16:59:45.608999 JD299 Lon: -58.8643 Lat: 21.1087 Depth: 5237.5107 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 67.4121 degrees Sonar Depth: 5.5000 m Sonar Altitude: 5230.9032 m End of Data: Time: 10 26 2003 17:09:37.083999 JD299 Lon: -58.8357 Lat: 21.1188 Depth: 5175.1129 meters Speed: 19.7679 km/hr (10.6853 knots) Heading: 66.1157 degrees Sonar Depth: 5.7000 m Sonar Altitude: 5169.4129 m Limits: Minimum Longitude: -58.8879 Maximum Longitude: -58.8108 Minimum Latitude: 21.0569 Maximum Latitude: 21.1737 Minimum Sonar Depth: 4.6000 Maximum Sonar Depth: 6.4000 Minimum Altitude: 5169.4129 Maximum Altitude: 5257.8636 Minimum Depth: 5173.4971 Maximum Depth: 5624.6813 Minimum Amplitude: 3.0000 Maximum Amplitude: 229.0000 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: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 1 1 0 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 0 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