Swath Data File: 00020208115010.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: 30 Bathymetry Data (140 beams): Number of Beams: 4200 Number of Good Beams: 4140 98.57% Number of Zero Beams: 60 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 4200 Number of Good Beams: 4140 98.57% Number of Zero Beams: 60 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (3885 pixels): Number of Pixels: 108091 Number of Good Pixels: 108091 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1657 hours Total Track Length: 3.5953 km Average Speed: 21.6997 km/hr (11.7296 knots) Start of Data: Time: 02 08 2002 11:49:43.000000 JD39 Lon: 154.4576 Lat: -9.3352 Depth: 4095.1586 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 354.2432 degrees Sonar Depth: 5.6000 m Sonar Altitude: 4089.5586 m End of Data: Time: 02 08 2002 11:59:39.465999 JD39 Lon: 154.4536 Lat: -9.3031 Depth: 3755.3115 meters Speed: 23.0548 km/hr (12.4620 knots) Heading: 350.7275 degrees Sonar Depth: 5.5000 m Sonar Altitude: 3749.8115 m Limits: Minimum Longitude: 154.3840 Maximum Longitude: 154.5299 Minimum Latitude: -9.3441 Maximum Latitude: -9.2923 Minimum Sonar Depth: 5.4000 Maximum Sonar Depth: 6.0000 Minimum Altitude: 3749.8115 Maximum Altitude: 4089.5586 Minimum Depth: 3495.1599 Maximum Depth: 4784.2362 Minimum Amplitude: 4.0000 Maximum Amplitude: 249.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 30 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: 0 0 0 0 0 0 0 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 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 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0