Swath Data File: 00020211060010.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: 28 Bathymetry Data (140 beams): Number of Beams: 3920 Number of Good Beams: 3864 98.57% Number of Zero Beams: 56 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 3920 Number of Good Beams: 3864 98.57% Number of Zero Beams: 56 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (3617 pixels): Number of Pixels: 90558 Number of Good Pixels: 90558 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1585 hours Total Track Length: 3.5858 km Average Speed: 22.6302 km/hr (12.2325 knots) Start of Data: Time: 02 11 2002 05:59:43.944000 JD42 Lon: 149.9544 Lat: 2.0883 Depth: 6303.4065 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 326.4258 degrees Sonar Depth: 5.7000 m Sonar Altitude: 6297.7065 m End of Data: Time: 02 11 2002 06:09:14.370000 JD42 Lon: 149.9365 Lat: 2.1134 Depth: 6402.8323 meters Speed: 22.0008 km/hr (11.8923 knots) Heading: 326.0083 degrees Sonar Depth: 5.1000 m Sonar Altitude: 6397.7323 m Limits: Minimum Longitude: 149.8582 Maximum Longitude: 150.0429 Minimum Latitude: 2.0430 Maximum Latitude: 2.1730 Minimum Sonar Depth: 5.1000 Maximum Sonar Depth: 6.3000 Minimum Altitude: 5672.7148 Maximum Altitude: 6397.7323 Minimum Depth: 4265.9628 Maximum Depth: 7109.1140 Minimum Amplitude: 4.0000 Maximum Amplitude: 248.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 28 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 0 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0 CM: 0 1 1 0 0 0 0 0 0 0