Swath Data File: 00031102180010.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: 37 Bathymetry Data (140 beams): Number of Beams: 5180 Number of Good Beams: 5109 98.63% Number of Zero Beams: 71 1.37% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5180 Number of Good Beams: 5109 98.63% Number of Zero Beams: 71 1.37% Number of Flagged Beams: 0 0.00% Sidescan Data (4094 pixels): Number of Pixels: 143418 Number of Good Pixels: 143418 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1636 hours Total Track Length: 1.2391 km Average Speed: 7.5751 km/hr ( 4.0946 knots) Start of Data: Time: 11 02 2003 17:59:49.108999 JD306 Lon: -44.8223 Lat: 26.2230 Depth: 3714.3283 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 23.9063 degrees Sonar Depth: 6.0000 m Sonar Altitude: 3707.6719 m End of Data: Time: 11 02 2003 18:09:38.006999 JD306 Lon: -44.8185 Lat: 26.2335 Depth: 3809.4846 meters Speed: 8.1691 km/hr ( 4.4157 knots) Heading: 26.0596 degrees Sonar Depth: 6.1000 m Sonar Altitude: 3802.9557 m Limits: Minimum Longitude: -44.8954 Maximum Longitude: -44.7451 Minimum Latitude: 26.1926 Maximum Latitude: 26.2654 Minimum Sonar Depth: 4.6000 Maximum Sonar Depth: 7.3000 Minimum Altitude: 3658.3961 Maximum Altitude: 3835.4834 Minimum Depth: 2602.9422 Maximum Depth: 4376.7334 Minimum Amplitude: 2.0000 Maximum Amplitude: 250.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 37 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 0 0 0 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0 CM: 0 1 1 1 1 0 0 0 0 0 CM: 0 0 1 1 1 1 0 0 0 0 CM: 0 0 0 1 1 1 1 0 0 0 CM: 0 0 0 0 0 1 1 1 0 0 CM: 0 0 0 0 0 0 1 1 1 0 CM: 0 0 0 0 0 0 0 1 1 1 CM: 0 0 0 0 0 0 0 0 1 1