Swath Data File: 00031103062010.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: 45 Bathymetry Data (140 beams): Number of Beams: 6300 Number of Good Beams: 6210 98.57% Number of Zero Beams: 90 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 6300 Number of Good Beams: 6210 98.57% Number of Zero Beams: 90 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (1994 pixels): Number of Pixels: 84290 Number of Good Pixels: 84290 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1625 hours Total Track Length: 1.3147 km Average Speed: 8.0893 km/hr ( 4.3726 knots) Start of Data: Time: 11 03 2003 06:19:53.116000 JD307 Lon: -44.9325 Lat: 25.9904 Depth: 4232.1331 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 198.8965 degrees Sonar Depth: 5.7000 m Sonar Altitude: 4212.5926 m End of Data: Time: 11 03 2003 06:29:38.192999 JD307 Lon: -44.9377 Lat: 25.9795 Depth: 4064.8277 meters Speed: 8.1689 km/hr ( 4.4156 knots) Heading: 198.4131 degrees Sonar Depth: 6.3000 m Sonar Altitude: 4058.5277 m Limits: Minimum Longitude: -44.9833 Maximum Longitude: -44.8816 Minimum Latitude: 25.9648 Maximum Latitude: 26.0036 Minimum Sonar Depth: 4.6000 Maximum Sonar Depth: 6.6000 Minimum Altitude: 4058.5277 Maximum Altitude: 4221.7397 Minimum Depth: 3687.2402 Maximum Depth: 4428.8033 Minimum Amplitude: 1.0000 Maximum Amplitude: 248.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 45 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 0 0 0 0 0 0 0 CM: 1 1 1 1 0 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 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 CM: 0 0 0 0 0 0 1 1 1 1 CM: 0 0 0 0 0 0 0 0 1 1