Swath Data File: 00031103005010.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: 25 Bathymetry Data (140 beams): Number of Beams: 3500 Number of Good Beams: 3420 97.71% Number of Zero Beams: 80 2.29% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 3500 Number of Good Beams: 3420 97.71% Number of Zero Beams: 80 2.29% Number of Flagged Beams: 0 0.00% Sidescan Data (4094 pixels): Number of Pixels: 101825 Number of Good Pixels: 101825 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1508 hours Total Track Length: 1.1870 km Average Speed: 7.8690 km/hr ( 4.2535 knots) Start of Data: Time: 11 03 2003 00:50:25.373000 JD307 Lon: -44.7537 Lat: 26.3696 Depth: 3321.7060 meters Speed: 7.4189 km/hr ( 4.0102 knots) Heading: 195.9521 degrees Sonar Depth: 5.8000 m Sonar Altitude: 3315.9060 m End of Data: Time: 11 03 2003 00:59:28.422999 JD307 Lon: -44.7581 Lat: 26.3597 Depth: 3498.2367 meters Speed: 7.8585 km/hr ( 4.2478 knots) Heading: 199.2920 degrees Sonar Depth: 5.7000 m Sonar Altitude: 3492.5367 m Limits: Minimum Longitude: -44.8296 Maximum Longitude: -44.6835 Minimum Latitude: 26.3371 Maximum Latitude: 26.3867 Minimum Sonar Depth: 4.9000 Maximum Sonar Depth: 7.0000 Minimum Altitude: 3311.1623 Maximum Altitude: 3492.5367 Minimum Depth: 3118.5656 Maximum Depth: 4093.6716 Minimum Amplitude: 1.0000 Maximum Amplitude: 249.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 25 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 0 0 0 0 0 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0 CM: 0 1 1 1 1 0 0 0 0 0 CM: 0 0 1 1 1 1 0 0 0 0 CM: 0 0 0 1 1 1 1 1 0 0 CM: 0 0 0 0 1 1 1 1 1 0 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 1 1 1 CM: 0 0 0 0 0 0 0 0 1 1