Swath Data File: 00031027035010.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: 5102 98.49% Number of Zero Beams: 78 1.51% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5180 Number of Good Beams: 5102 98.49% Number of Zero Beams: 78 1.51% Number of Flagged Beams: 0 0.00% Sidescan Data (2056 pixels): Number of Pixels: 70957 Number of Good Pixels: 70957 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1618 hours Total Track Length: 3.2730 km Average Speed: 20.2230 km/hr (10.9313 knots) Start of Data: Time: 10 27 2003 03:49:52.914999 JD300 Lon: -56.8683 Lat: 21.8099 Depth: 5628.1799 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 71.9165 degrees Sonar Depth: 5.5000 m Sonar Altitude: 5584.7074 m End of Data: Time: 10 27 2003 03:59:35.560999 JD300 Lon: -56.8387 Lat: 21.8203 Depth: 5427.8585 meters Speed: 20.4877 km/hr (11.0744 knots) Heading: 72.0483 degrees Sonar Depth: 6.1000 m Sonar Altitude: 5421.7585 m Limits: Minimum Longitude: -56.8874 Maximum Longitude: -56.8190 Minimum Latitude: 21.7531 Maximum Latitude: 21.8797 Minimum Sonar Depth: 4.9000 Maximum Sonar Depth: 7.0000 Minimum Altitude: 5421.7585 Maximum Altitude: 5630.4325 Minimum Depth: 4492.2875 Maximum Depth: 5907.4662 Minimum Amplitude: 1.0000 Maximum Amplitude: 242.0000 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 1 1 1 0 0 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 1 1 1 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 1 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