Swath Data File: 00020213235010.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: 20 Bathymetry Data (140 beams): Number of Beams: 2800 Number of Good Beams: 2669 95.32% Number of Zero Beams: 131 4.68% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 2800 Number of Good Beams: 2669 95.32% Number of Zero Beams: 131 4.68% Number of Flagged Beams: 0 0.00% Sidescan Data (1756 pixels): Number of Pixels: 34298 Number of Good Pixels: 34298 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.0808 hours Total Track Length: 1.6777 km Average Speed: 20.7724 km/hr (11.2283 knots) Start of Data: Time: 02 13 2002 23:54:38.583999 JD44 Lon: 144.6398 Lat: 12.6468 Depth: 5729.7716 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 339.9609 degrees Sonar Depth: 5.5000 m Sonar Altitude: 5714.7038 m End of Data: Time: 02 13 2002 23:59:29.347000 JD44 Lon: 144.6343 Lat: 12.6609 Depth: 5340.3674 meters Speed: 21.1018 km/hr (11.4064 knots) Heading: 341.6748 degrees Sonar Depth: 5.7000 m Sonar Altitude: 5331.2801 m Limits: Minimum Longitude: 144.5803 Maximum Longitude: 144.7108 Minimum Latitude: 12.6275 Maximum Latitude: 12.6781 Minimum Sonar Depth: 3.9000 Maximum Sonar Depth: 6.4000 Minimum Altitude: 5331.2801 Maximum Altitude: 5811.0649 Minimum Depth: 4418.2385 Maximum Depth: 8410.7222 Minimum Amplitude: 4.0000 Maximum Amplitude: 249.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 20 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 1 1 1 0 CM: 0 0 0 0 0 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 0 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 0 1 1 1 1 1 0 0 0 CM: 0 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 CM: 1 1 0 0 0 0 0 0 0 0