Swath Data File: 00031026051010.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: 37 Bathymetry Data (140 beams): Number of Beams: 5180 Number of Good Beams: 5105 98.55% Number of Zero Beams: 75 1.45% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5180 Number of Good Beams: 5105 98.55% Number of Zero Beams: 75 1.45% Number of Flagged Beams: 0 0.00% Sidescan Data (2102 pixels): Number of Pixels: 73818 Number of Good Pixels: 73818 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1634 hours Total Track Length: 3.1870 km Average Speed: 19.5044 km/hr (10.5429 knots) Start of Data: Time: 10 26 2003 05:09:44.807999 JD299 Lon: -60.9528 Lat: 20.3686 Depth: 5514.8683 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 70.7959 degrees Sonar Depth: 5.7000 m Sonar Altitude: 5501.3196 m End of Data: Time: 10 26 2003 05:19:33.052000 JD299 Lon: -60.9241 Lat: 20.3785 Depth: 5571.1026 meters Speed: 19.9958 km/hr (10.8085 knots) Heading: 69.2139 degrees Sonar Depth: 6.3000 m Sonar Altitude: 5561.9666 m Limits: Minimum Longitude: -60.9756 Maximum Longitude: -60.9014 Minimum Latitude: 20.3108 Maximum Latitude: 20.4356 Minimum Sonar Depth: 4.6000 Maximum Sonar Depth: 6.4000 Minimum Altitude: 5501.3196 Maximum Altitude: 5571.9168 Minimum Depth: 4921.6622 Maximum Depth: 6056.6924 Minimum Amplitude: 3.0000 Maximum Amplitude: 224.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 37 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 1 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 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 1 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1