Swath Data File: 00031027004010.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: 37 Bathymetry Data (140 beams): Number of Beams: 5180 Number of Good Beams: 5104 98.53% Number of Zero Beams: 76 1.47% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5180 Number of Good Beams: 5104 98.53% Number of Zero Beams: 76 1.47% Number of Flagged Beams: 0 0.00% Sidescan Data (2021 pixels): Number of Pixels: 71776 Number of Good Pixels: 71776 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1580 hours Total Track Length: 3.1705 km Average Speed: 20.0685 km/hr (10.8478 knots) Start of Data: Time: 10 27 2003 00:39:49.666000 JD300 Lon: -57.4635 Lat: 21.6012 Depth: 5187.8846 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 73.9819 degrees Sonar Depth: 5.3000 m Sonar Altitude: 5182.5846 m End of Data: Time: 10 27 2003 00:49:18.414000 JD300 Lon: -57.4349 Lat: 21.6113 Depth: 5284.7677 meters Speed: 20.4477 km/hr (11.0528 knots) Heading: 74.0259 degrees Sonar Depth: 5.8000 m Sonar Altitude: 5267.9332 m Limits: Minimum Longitude: -57.4809 Maximum Longitude: -57.4186 Minimum Latitude: 21.5511 Maximum Latitude: 21.6695 Minimum Sonar Depth: 4.9000 Maximum Sonar Depth: 6.4000 Minimum Altitude: 5177.3514 Maximum Altitude: 5284.5155 Minimum Depth: 4127.6730 Maximum Depth: 5601.2379 Minimum Amplitude: 5.0000 Maximum Amplitude: 249.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 37 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 0 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 0 1 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 1