Swath Data File: 00031031104010.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: 43 Bathymetry Data (140 beams): Number of Beams: 6020 Number of Good Beams: 5799 96.33% Number of Zero Beams: 221 3.67% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 6020 Number of Good Beams: 5799 96.33% Number of Zero Beams: 221 3.67% Number of Flagged Beams: 0 0.00% Sidescan Data (4094 pixels): Number of Pixels: 143614 Number of Good Pixels: 143614 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1640 hours Total Track Length: 1.3623 km Average Speed: 8.3074 km/hr ( 4.4905 knots) Start of Data: Time: 10 31 2003 10:39:51.391000 JD304 Lon: -44.9472 Lat: 26.1890 Depth: 3496.2423 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 105.8423 degrees Sonar Depth: 6.1000 m Sonar Altitude: 3490.1423 m End of Data: Time: 10 31 2003 10:49:41.748999 JD304 Lon: -44.9347 Lat: 26.1841 Depth: 3067.1701 meters Speed: 8.4450 km/hr ( 4.5649 knots) Heading: 105.7324 degrees Sonar Depth: 5.7000 m Sonar Altitude: 3030.7556 m Limits: Minimum Longitude: -44.9640 Maximum Longitude: -44.9167 Minimum Latitude: 26.1322 Maximum Latitude: 26.2433 Minimum Sonar Depth: 4.0000 Maximum Sonar Depth: 7.0000 Minimum Altitude: 0.0000 Maximum Altitude: 3490.1423 Minimum Depth: 2500.2756 Maximum Depth: 3519.0922 Minimum Amplitude: 1.0000 Maximum Amplitude: 249.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 43 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 0 CM: 0 0 0 0 1 1 1 1 0 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 0 0 0 0 CM: 0 1 1 1 1 0 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