Swath Data File: 00031103164010.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: 47 Bathymetry Data (140 beams): Number of Beams: 6580 Number of Good Beams: 6491 98.65% Number of Zero Beams: 89 1.35% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 6580 Number of Good Beams: 6491 98.65% Number of Zero Beams: 89 1.35% Number of Flagged Beams: 0 0.00% Sidescan Data (4094 pixels): Number of Pixels: 89031 Number of Good Pixels: 89031 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1628 hours Total Track Length: 1.2975 km Average Speed: 7.9696 km/hr ( 4.3079 knots) Start of Data: Time: 11 03 2003 16:39:45.588999 JD307 Lon: -44.8915 Lat: 26.1015 Depth: 3994.0997 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 304.4531 degrees Sonar Depth: 5.5000 m Sonar Altitude: 3980.3788 m End of Data: Time: 11 03 2003 16:49:31.713999 JD307 Lon: -44.9036 Lat: 26.1059 Depth: 3778.5931 meters Speed: 8.1869 km/hr ( 4.4253 knots) Heading: 305.2881 degrees Sonar Depth: 6.1000 m Sonar Altitude: 3772.4931 m Limits: Minimum Longitude: -44.9491 Maximum Longitude: -44.8561 Minimum Latitude: 26.0424 Maximum Latitude: 26.1687 Minimum Sonar Depth: 3.6000 Maximum Sonar Depth: 6.7000 Minimum Altitude: 3772.4931 Maximum Altitude: 3996.1971 Minimum Depth: 3138.5400 Maximum Depth: 4069.7961 Minimum Amplitude: 1.0000 Maximum Amplitude: 249.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 47 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 0 0 1 CM: 0 0 0 0 0 0 0 1 1 0 CM: 0 0 0 0 0 0 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 0 CM: 0 0 0 0 1 1 1 1 0 0 CM: 0 0 0 1 1 1 1 0 0 0 CM: 0 0 1 1 1 1 0 0 0 0 CM: 0 1 1 1 1 0 0 0 0 0 CM: 0 1 0 0 0 0 0 0 0 0 CM: 1 0 0 0 0 0 0 0 0 0