Swath Data File: 00031027134010.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: 36 Bathymetry Data (140 beams): Number of Beams: 5040 Number of Good Beams: 4965 98.51% Number of Zero Beams: 75 1.49% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5040 Number of Good Beams: 4965 98.51% Number of Zero Beams: 75 1.49% Number of Flagged Beams: 0 0.00% Sidescan Data (2134 pixels): Number of Pixels: 71096 Number of Good Pixels: 71096 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1615 hours Total Track Length: 3.3354 km Average Speed: 20.6523 km/hr (11.1634 knots) Start of Data: Time: 10 27 2003 13:39:56.942000 JD300 Lon: -55.0589 Lat: 22.4523 Depth: 5617.5797 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 70.4443 degrees Sonar Depth: 4.3000 m Sonar Altitude: 5613.2797 m End of Data: Time: 10 27 2003 13:49:38.353000 JD300 Lon: -55.0285 Lat: 22.4629 Depth: 5629.2847 meters Speed: 20.7163 km/hr (11.1980 knots) Heading: 70.1367 degrees Sonar Depth: 6.4000 m Sonar Altitude: 5622.8847 m Limits: Minimum Longitude: -55.0822 Maximum Longitude: -55.0074 Minimum Latitude: 22.3910 Maximum Latitude: 22.5255 Minimum Sonar Depth: 4.3000 Maximum Sonar Depth: 7.0000 Minimum Altitude: 5582.7808 Maximum Altitude: 5697.5286 Minimum Depth: 4962.9457 Maximum Depth: 6034.8038 Minimum Amplitude: 2.0000 Maximum Amplitude: 248.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 36 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 0 1 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 1 1 0 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 0 0 0 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