Swath Data File: 00031029125010.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: 29 Bathymetry Data (140 beams): Number of Beams: 4060 Number of Good Beams: 3880 95.57% Number of Zero Beams: 180 4.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 4060 Number of Good Beams: 3880 95.57% Number of Zero Beams: 180 4.43% Number of Flagged Beams: 0 0.00% Sidescan Data (4094 pixels): Number of Pixels: 116562 Number of Good Pixels: 116562 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1638 hours Total Track Length: 2.7246 km Average Speed: 16.6321 km/hr ( 8.9903 knots) Start of Data: Time: 10 29 2003 12:49:45.399999 JD302 Lon: -47.0244 Lat: 25.2323 Depth: 3342.4225 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 73.8940 degrees Sonar Depth: 6.1000 m Sonar Altitude: 3336.3225 m End of Data: Time: 10 29 2003 12:59:35.141000 JD302 Lon: -46.9991 Lat: 25.2410 Depth: 3606.0391 meters Speed: 17.0527 km/hr ( 9.2177 knots) Heading: 72.3779 degrees Sonar Depth: 5.8000 m Sonar Altitude: 3600.2391 m Limits: Minimum Longitude: -47.0465 Maximum Longitude: -46.9752 Minimum Latitude: 25.1669 Maximum Latitude: 25.3094 Minimum Sonar Depth: 4.6000 Maximum Sonar Depth: 7.3000 Minimum Altitude: 3320.1687 Maximum Altitude: 3628.6194 Minimum Depth: 2993.6286 Maximum Depth: 5153.2298 Minimum Amplitude: 0.0000 Maximum Amplitude: 247.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 29 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 0 0 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 0 0 1 1 1 1 1 0 0 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 0 0 0 1 1 1 1 1 0 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1