Swath Data File: 00031031074010.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: 7 Bathymetry Data (140 beams): Number of Beams: 980 Number of Good Beams: 966 98.57% Number of Zero Beams: 14 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 980 Number of Good Beams: 966 98.57% Number of Zero Beams: 14 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (4094 pixels): Number of Pixels: 27409 Number of Good Pixels: 27409 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.0274 hours Total Track Length: 0.5426 km Average Speed: 19.7899 km/hr (10.6972 knots) Start of Data: Time: 10 31 2003 07:48:00.348999 JD304 Lon: -44.8545 Lat: 26.2923 Depth: 3265.2933 meters Speed: 19.9626 km/hr (10.7906 knots) Heading: 253.6743 degrees Sonar Depth: 5.8000 m Sonar Altitude: 3259.4933 m End of Data: Time: 10 31 2003 07:49:39.057000 JD304 Lon: -44.8597 Lat: 26.2908 Depth: 3127.7515 meters Speed: 19.9413 km/hr (10.7791 knots) Heading: 256.8164 degrees Sonar Depth: 5.8000 m Sonar Altitude: 3121.9515 m Limits: Minimum Longitude: -44.8792 Maximum Longitude: -44.8326 Minimum Latitude: 26.2277 Maximum Latitude: 26.3535 Minimum Sonar Depth: 4.6000 Maximum Sonar Depth: 6.4000 Minimum Altitude: 3121.9515 Maximum Altitude: 3259.4933 Minimum Depth: 2319.1087 Maximum Depth: 4456.4637 Minimum Amplitude: 1.0000 Maximum Amplitude: 170.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 7 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 0 0 0 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0 CM: 0 1 1 1 0 0 0 0 0 0 CM: 0 0 1 1 1 0 0 0 0 0 CM: 0 0 0 1 1 1 0 0 0 0 CM: 0 0 0 0 1 1 1 0 0 0 CM: 0 0 0 0 1 1 1 1 0 0 CM: 0 0 0 0 0 1 1 1 1 0 CM: 0 0 0 0 0 0 1 1 1 1 CM: 0 0 0 0 0 0 0 1 1 1