Swath Data File: 00031027022010.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: 39 Bathymetry Data (140 beams): Number of Beams: 5460 Number of Good Beams: 5375 98.44% Number of Zero Beams: 85 1.56% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5460 Number of Good Beams: 5375 98.44% Number of Zero Beams: 85 1.56% Number of Flagged Beams: 0 0.00% Sidescan Data (2105 pixels): Number of Pixels: 76388 Number of Good Pixels: 76388 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1649 hours Total Track Length: 3.3766 km Average Speed: 20.4824 km/hr (11.0716 knots) Start of Data: Time: 10 27 2003 02:19:46.121000 JD300 Lon: -57.1500 Lat: 21.7112 Depth: 5246.3712 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 75.1245 degrees Sonar Depth: 5.8000 m Sonar Altitude: 5240.5712 m End of Data: Time: 10 27 2003 02:29:39.588999 JD300 Lon: -57.1195 Lat: 21.7219 Depth: 5276.6074 meters Speed: 20.9674 km/hr (11.3337 knots) Heading: 74.9927 degrees Sonar Depth: 5.7000 m Sonar Altitude: 5271.6915 m Limits: Minimum Longitude: -57.1666 Maximum Longitude: -57.1032 Minimum Latitude: 21.6605 Maximum Latitude: 21.7773 Minimum Sonar Depth: 4.9000 Maximum Sonar Depth: 6.7000 Minimum Altitude: 5132.4973 Maximum Altitude: 5271.6915 Minimum Depth: 4420.3794 Maximum Depth: 5581.6219 Minimum Amplitude: 4.0000 Maximum Amplitude: 248.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 39 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 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 1 1 1 0 0 CM: 0 1 1 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 1 1 0 CM: 0 0 1 1 1 1 1 1 1 0 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 1