Swath Data File: 00020211155010.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: 32 Bathymetry Data (140 beams): Number of Beams: 4480 Number of Good Beams: 4416 98.57% Number of Zero Beams: 64 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 4480 Number of Good Beams: 4416 98.57% Number of Zero Beams: 64 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (3736 pixels): Number of Pixels: 113982 Number of Good Pixels: 113982 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1601 hours Total Track Length: 3.4456 km Average Speed: 21.5273 km/hr (11.6364 knots) Start of Data: Time: 02 11 2002 15:49:54.407999 JD42 Lon: 148.9081 Lat: 3.6939 Depth: 5372.8161 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 326.6016 degrees Sonar Depth: 5.5000 m Sonar Altitude: 5367.3161 m End of Data: Time: 02 11 2002 15:59:30.605000 JD42 Lon: 148.8911 Lat: 3.7200 Depth: 5088.7991 meters Speed: 21.6391 km/hr (11.6968 knots) Heading: 329.1504 degrees Sonar Depth: 6.0000 m Sonar Altitude: 5055.9025 m Limits: Minimum Longitude: 148.8175 Maximum Longitude: 148.9818 Minimum Latitude: 3.6468 Maximum Latitude: 3.7671 Minimum Sonar Depth: 4.9000 Maximum Sonar Depth: 6.3000 Minimum Altitude: 5042.2206 Maximum Altitude: 5582.1418 Minimum Depth: 4489.4204 Maximum Depth: 6187.8222 Minimum Amplitude: 5.0000 Maximum Amplitude: 248.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 32 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 0 1 1 1 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 1 CM: 0 0 0 1 1 1 1 1 0 0 CM: 0 1 1 1 1 1 1 0 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: 1 1 1 1 0 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0