Swath Data File: 00020201034010.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: 27 Bathymetry Data (140 beams): Number of Beams: 3780 Number of Good Beams: 3672 97.14% Number of Zero Beams: 108 2.86% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 3780 Number of Good Beams: 3672 97.14% Number of Zero Beams: 108 2.86% Number of Flagged Beams: 0 0.00% Sidescan Data (4060 pixels): Number of Pixels: 101555 Number of Good Pixels: 101555 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1582 hours Total Track Length: 3.0054 km Average Speed: 18.9998 km/hr (10.2702 knots) Start of Data: Time: 02 01 2002 03:40:03.361999 JD32 Lon: 149.7543 Lat: -40.2873 Depth: 4176.2460 meters Speed: 18.7297 km/hr (10.1242 knots) Heading: 19.3799 degrees Sonar Depth: 6.1000 m Sonar Altitude: 4168.3305 m End of Data: Time: 02 01 2002 03:49:32.817999 JD32 Lon: 149.7673 Lat: -40.2621 Depth: 4202.7866 meters Speed: 19.0353 km/hr (10.2894 knots) Heading: 18.6768 degrees Sonar Depth: 4.9000 m Sonar Altitude: 4194.4314 m Limits: Minimum Longitude: 149.6531 Maximum Longitude: 149.8671 Minimum Latitude: -40.3123 Maximum Latitude: -40.2338 Minimum Sonar Depth: 4.2000 Maximum Sonar Depth: 6.4000 Minimum Altitude: 4168.3305 Maximum Altitude: 4195.2197 Minimum Depth: 4067.5977 Maximum Depth: 4880.6610 Minimum Amplitude: 4.0000 Maximum Amplitude: 246.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 27 MB_DATA_DATA (ID=1): survey data DN: 17 MB_DATA_COMMENT (ID=2): comment DN: 6 MB_DATA_CALIBRATE (ID=4): Hydrosweep DS calibration ping Nonfatal Error Notices: EN: 17 MB_ERROR_COMMENT (ID=-5): Comment record EN: 6 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 1 1 1 0 0 0 0 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0 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 1 1 0 0 CM: 0 0 1 1 1 1 1 1 1 0 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 0 1 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