Swath Data File: 00020210233010.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: 28 Bathymetry Data (140 beams): Number of Beams: 3920 Number of Good Beams: 3864 98.57% Number of Zero Beams: 56 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 3920 Number of Good Beams: 3864 98.57% Number of Zero Beams: 56 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (3596 pixels): Number of Pixels: 97576 Number of Good Pixels: 97576 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1607 hours Total Track Length: 3.6014 km Average Speed: 22.4063 km/hr (12.1115 knots) Start of Data: Time: 02 10 2002 23:29:55.190999 JD41 Lon: 150.6719 Lat: 0.9820 Depth: 5770.8591 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 331.9409 degrees Sonar Depth: 5.9000 m Sonar Altitude: 5764.9591 m End of Data: Time: 02 10 2002 23:39:33.828999 JD41 Lon: 150.6542 Lat: 1.0092 Depth: 5508.4812 meters Speed: 22.2057 km/hr (12.0031 knots) Heading: 330.6885 degrees Sonar Depth: 5.1000 m Sonar Altitude: 5464.2018 m Limits: Minimum Longitude: 150.5798 Maximum Longitude: 150.7615 Minimum Latitude: 0.9393 Maximum Latitude: 1.0616 Minimum Sonar Depth: 5.1000 Maximum Sonar Depth: 6.0000 Minimum Altitude: 5464.2018 Maximum Altitude: 6249.4019 Minimum Depth: 4627.1341 Maximum Depth: 7390.8163 Minimum Amplitude: 4.0000 Maximum Amplitude: 248.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 28 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 0 0 1 1 CM: 0 0 0 0 0 0 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 0 1 1 1 1 1 0 0 0 CM: 1 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