Swath Data File: 00031023170010.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: 74 Bathymetry Data (140 beams): Number of Beams: 10360 Number of Good Beams: 10168 98.15% Number of Zero Beams: 192 1.85% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 10360 Number of Good Beams: 10168 98.15% Number of Zero Beams: 192 1.85% Number of Flagged Beams: 0 0.00% Sidescan Data (3748 pixels): Number of Pixels: 238049 Number of Good Pixels: 238049 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1636 hours Total Track Length: 3.4225 km Average Speed: 20.9255 km/hr (11.3111 knots) Start of Data: Time: 10 23 2003 16:59:55.246999 JD296 Lon: -63.4339 Lat: 16.8705 Depth: 1258.3780 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 318.3838 degrees Sonar Depth: 5.5000 m Sonar Altitude: 1252.8780 m End of Data: Time: 10 23 2003 17:09:44.044999 JD296 Lon: -63.4556 Lat: 16.8933 Depth: 1176.3245 meters Speed: 21.0836 km/hr (11.3965 knots) Heading: 317.8345 degrees Sonar Depth: 5.7000 m Sonar Altitude: 1170.6245 m Limits: Minimum Longitude: -63.4726 Maximum Longitude: -63.4171 Minimum Latitude: 16.8561 Maximum Latitude: 16.9071 Minimum Sonar Depth: 5.5000 Maximum Sonar Depth: 6.1000 Minimum Altitude: 1170.6245 Maximum Altitude: 1252.8780 Minimum Depth: 910.9548 Maximum Depth: 1260.8620 Minimum Amplitude: 2.0000 Maximum Amplitude: 245.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 74 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 1 1 1 0 0 0 CM: 0 0 0 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 1 1 0 CM: 0 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 0 CM: 1 1 1 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 0 0 0 CM: 0 0 1 1 1 1 0 0 0 0