Swath Data File: 00020214010010.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: 5382 98.57% Number of Zero Beams: 78 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5460 Number of Good Beams: 5382 98.57% Number of Zero Beams: 78 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (3747 pixels): Number of Pixels: 134180 Number of Good Pixels: 134180 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1619 hours Total Track Length: 3.3230 km Average Speed: 20.5308 km/hr (11.0977 knots) Start of Data: Time: 02 14 2002 00:59:55.549000 JD45 Lon: 144.5686 Lat: 12.8350 Depth: 3391.9750 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 343.1250 degrees Sonar Depth: 4.9000 m Sonar Altitude: 3352.3562 m End of Data: Time: 02 14 2002 01:09:38.220000 JD45 Lon: 144.5580 Lat: 12.8631 Depth: 3083.7875 meters Speed: 20.4812 km/hr (11.0709 knots) Heading: 342.8174 degrees Sonar Depth: 6.1000 m Sonar Altitude: 3077.6875 m Limits: Minimum Longitude: 144.5087 Maximum Longitude: 144.6270 Minimum Latitude: 12.8212 Maximum Latitude: 12.8780 Minimum Sonar Depth: 4.2000 Maximum Sonar Depth: 7.3000 Minimum Altitude: 3077.6875 Maximum Altitude: 3578.3681 Minimum Depth: 1991.4226 Maximum Depth: 4327.0228 Minimum Amplitude: 1.0000 Maximum Amplitude: 247.0000 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: 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 1 1 1 1 1 1 1 CM: 0 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 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: 0 1 1 0 0 0 0 0 0 0