Swath Data File: 00031105162010.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: 4130 98.33% Number of Zero Beams: 70 1.67% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 4200 Number of Good Beams: 4130 98.33% Number of Zero Beams: 70 1.67% Number of Flagged Beams: 0 0.00% Sidescan Data (3925 pixels): Number of Pixels: 113228 Number of Good Pixels: 113228 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1583 hours Total Track Length: 3.2893 km Average Speed: 20.7797 km/hr (11.2323 knots) Start of Data: Time: 11 05 2003 16:19:42.608000 JD309 Lon: -47.8722 Lat: 27.2000 Depth: 4365.1593 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 290.2808 degrees Sonar Depth: 5.5000 m Sonar Altitude: 4359.6593 m End of Data: Time: 11 05 2003 16:29:12.468999 JD309 Lon: -47.9035 Lat: 27.2099 Depth: 4436.8063 meters Speed: 21.4319 km/hr (11.5848 knots) Heading: 293.5547 degrees Sonar Depth: 5.7000 m Sonar Altitude: 4428.0207 m Limits: Minimum Longitude: -47.9383 Maximum Longitude: -47.8394 Minimum Latitude: 27.1186 Maximum Latitude: 27.2844 Minimum Sonar Depth: 4.9000 Maximum Sonar Depth: 7.0000 Minimum Altitude: 4359.6593 Maximum Altitude: 4468.9929 Minimum Depth: 3683.9738 Maximum Depth: 5392.3679 Minimum Amplitude: 2.0000 Maximum Amplitude: 248.0000 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 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 1 1 1 1 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 0 0 CM: 0 0 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 0 0 0 0 0 0