Swath Data File: 00031104144010.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: 40 Bathymetry Data (140 beams): Number of Beams: 5600 Number of Good Beams: 5520 98.57% Number of Zero Beams: 80 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5600 Number of Good Beams: 5520 98.57% Number of Zero Beams: 80 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (4094 pixels): Number of Pixels: 153396 Number of Good Pixels: 153396 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1635 hours Total Track Length: 2.9765 km Average Speed: 18.2064 km/hr ( 9.8413 knots) Start of Data: Time: 11 04 2003 14:39:52.425999 JD308 Lon: -44.5682 Lat: 26.0891 Depth: 3158.3947 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 107.6880 degrees Sonar Depth: 5.2000 m Sonar Altitude: 3146.0698 m End of Data: Time: 11 04 2003 14:49:40.973999 JD308 Lon: -44.5402 Lat: 26.0798 Depth: 3601.7272 meters Speed: 18.4088 km/hr ( 9.9507 knots) Heading: 109.9292 degrees Sonar Depth: 5.2000 m Sonar Altitude: 3596.5272 m Limits: Minimum Longitude: -44.5900 Maximum Longitude: -44.5157 Minimum Latitude: 26.0162 Maximum Latitude: 26.1487 Minimum Sonar Depth: 4.3000 Maximum Sonar Depth: 6.7000 Minimum Altitude: 3123.5158 Maximum Altitude: 3596.5272 Minimum Depth: 2747.9702 Maximum Depth: 3930.8649 Minimum Amplitude: 1.0000 Maximum Amplitude: 249.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 40 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 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 1 0 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 1 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 1 0 0 0 0 0