Swath Data File: 00020213015010.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: 47 Bathymetry Data (140 beams): Number of Beams: 6580 Number of Good Beams: 6486 98.57% Number of Zero Beams: 94 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 6580 Number of Good Beams: 6486 98.57% Number of Zero Beams: 94 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (3683 pixels): Number of Pixels: 159397 Number of Good Pixels: 159397 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1642 hours Total Track Length: 3.5675 km Average Speed: 21.7206 km/hr (11.7409 knots) Start of Data: Time: 02 13 2002 01:49:50.036000 JD44 Lon: 145.9624 Lat: 9.1521 Depth: 2900.3275 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 335.9399 degrees Sonar Depth: 6.5000 m Sonar Altitude: 2893.8275 m End of Data: Time: 02 13 2002 01:59:41.315000 JD44 Lon: 145.9488 Lat: 9.1812 Depth: 3013.5924 meters Speed: 19.0521 km/hr (10.2984 knots) Heading: 340.3784 degrees Sonar Depth: 5.9000 m Sonar Altitude: 3007.6924 m Limits: Minimum Longitude: 145.8967 Maximum Longitude: 146.0077 Minimum Latitude: 9.1314 Maximum Latitude: 9.2008 Minimum Sonar Depth: 5.1000 Maximum Sonar Depth: 6.5000 Minimum Altitude: 2893.8275 Maximum Altitude: 3011.9744 Minimum Depth: 2676.1632 Maximum Depth: 3331.5652 Minimum Amplitude: 4.0000 Maximum Amplitude: 248.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 47 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 0 0 0 0 0 0 1 1 1 CM: 0 0 0 0 0 0 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 0 CM: 1 1 1 1 1 1 1 1 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 0 1 1 1 1 0 0 0 0 0 CM: 0 1 1 1 0 0 0 0 0 0