Swath Data File: 00020206032010.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: 35 Bathymetry Data (140 beams): Number of Beams: 4900 Number of Good Beams: 4760 97.14% Number of Zero Beams: 140 2.86% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 4900 Number of Good Beams: 4760 97.14% Number of Zero Beams: 140 2.86% Number of Flagged Beams: 0 0.00% Sidescan Data (3584 pixels): Number of Pixels: 122577 Number of Good Pixels: 122577 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1637 hours Total Track Length: 3.3603 km Average Speed: 20.5244 km/hr (11.0943 knots) Start of Data: Time: 02 06 2002 03:19:53.157999 JD37 Lon: 154.9737 Lat: -20.2289 Depth: 3177.9931 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 356.2207 degrees Sonar Depth: 5.7000 m Sonar Altitude: 3171.1852 m End of Data: Time: 02 06 2002 03:29:42.559000 JD37 Lon: 154.9726 Lat: -20.1986 Depth: 3179.0452 meters Speed: 20.9424 km/hr (11.3202 knots) Heading: 3.3618 degrees Sonar Depth: 5.4000 m Sonar Altitude: 3173.6452 m Limits: Minimum Longitude: 154.9122 Maximum Longitude: 155.0328 Minimum Latitude: -20.2326 Maximum Latitude: -20.1953 Minimum Sonar Depth: 5.2000 Maximum Sonar Depth: 6.1000 Minimum Altitude: 3169.4149 Maximum Altitude: 3177.7937 Minimum Depth: 3085.9769 Maximum Depth: 3324.0610 Minimum Amplitude: 5.0000 Maximum Amplitude: 241.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 35 MB_DATA_DATA (ID=1): survey data DN: 17 MB_DATA_COMMENT (ID=2): comment DN: 8 MB_DATA_CALIBRATE (ID=4): Hydrosweep DS calibration ping Nonfatal Error Notices: EN: 17 MB_ERROR_COMMENT (ID=-5): Comment record EN: 8 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 1 1 1 1 1 1 0 1 1 1 CM: 1 1 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 1 CM: 1 1 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 1 CM: 1 1 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 0 0 0 1