Swath Data File: 00031030133010.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: 36 Bathymetry Data (140 beams): Number of Beams: 5040 Number of Good Beams: 4860 96.43% Number of Zero Beams: 180 3.57% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5040 Number of Good Beams: 4860 96.43% Number of Zero Beams: 180 3.57% Number of Flagged Beams: 0 0.00% Sidescan Data (4094 pixels): Number of Pixels: 141424 Number of Good Pixels: 141424 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1623 hours Total Track Length: 0.1918 km Average Speed: 1.1819 km/hr ( 0.6388 knots) Start of Data: Time: 10 30 2003 13:29:45.960999 JD303 Lon: -44.8416 Lat: 26.1476 Depth: 3770.9924 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 84.0674 degrees Sonar Depth: 4.0000 m Sonar Altitude: 3766.9924 m End of Data: Time: 10 30 2003 13:39:30.133999 JD303 Lon: -44.8403 Lat: 26.1479 Depth: 4078.6591 meters Speed: 0.8079 km/hr ( 0.4367 knots) Heading: 84.0454 degrees Sonar Depth: 5.2000 m Sonar Altitude: 4073.4591 m Limits: Minimum Longitude: -44.8519 Maximum Longitude: -44.8282 Minimum Latitude: 26.0726 Maximum Latitude: 26.2231 Minimum Sonar Depth: 3.4000 Maximum Sonar Depth: 8.9000 Minimum Altitude: 3642.0903 Maximum Altitude: 4073.4591 Minimum Depth: 2928.5836 Maximum Depth: 4408.3146 Minimum Amplitude: 1.0000 Maximum Amplitude: 250.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 36 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: 0 1 1 1 1 0 0 0 0 0 CM: 0 0 1 1 1 0 0 0 0 0 CM: 0 0 0 1 1 0 0 0 0 0 CM: 0 0 0 0 1 1 1 0 0 0 CM: 0 0 0 0 0 1 1 1 0 0 CM: 0 0 0 0 0 1 1 1 1 0 CM: 0 0 0 0 0 1 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1