Swath Data File: 00031031082010.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: 6459 98.16% Number of Zero Beams: 121 1.84% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 6580 Number of Good Beams: 6459 98.16% Number of Zero Beams: 121 1.84% Number of Flagged Beams: 0 0.00% Sidescan Data (4094 pixels): Number of Pixels: 183660 Number of Good Pixels: 183660 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1610 hours Total Track Length: 3.2581 km Average Speed: 20.2342 km/hr (10.9374 knots) Start of Data: Time: 10 31 2003 08:19:54.567000 JD304 Lon: -44.9572 Lat: 26.2645 Depth: 2258.8682 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 254.3994 degrees Sonar Depth: 5.5000 m Sonar Altitude: 2253.3682 m End of Data: Time: 10 31 2003 08:29:34.231999 JD304 Lon: -44.9885 Lat: 26.2563 Depth: 2622.0971 meters Speed: 20.4168 km/hr (11.0361 knots) Heading: 256.3989 degrees Sonar Depth: 6.4000 m Sonar Altitude: 2615.6971 m Limits: Minimum Longitude: -45.0001 Maximum Longitude: -44.9420 Minimum Latitude: 26.2114 Maximum Latitude: 26.3086 Minimum Sonar Depth: 4.9000 Maximum Sonar Depth: 6.7000 Minimum Altitude: 1965.6249 Maximum Altitude: 2615.6971 Minimum Depth: 1510.8787 Maximum Depth: 2995.4081 Minimum Amplitude: 1.0000 Maximum Amplitude: 249.0000 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: 1 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 1 1 1 1 1 1 1 1 0 0 CM: 0 1 1 1 1 1 1 1 0 0 CM: 0 1 1 1 1 1 1 1 1 0 CM: 0 0 1 1 1 1 1 1 1 0 CM: 0 0 1 1 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 1