Swath Data File: 00020205071010.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 (3791 pixels): Number of Pixels: 99256 Number of Good Pixels: 99256 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1593 hours Total Track Length: 3.6265 km Average Speed: 22.7666 km/hr (12.3063 knots) Start of Data: Time: 02 05 2002 07:10:04.796000 JD36 Lon: 154.8413 Lat: -24.0405 Depth: 4054.1528 meters Speed: 23.6383 km/hr (12.7774 knots) Heading: 6.1963 degrees Sonar Depth: 5.5000 m Sonar Altitude: 4044.3047 m End of Data: Time: 02 05 2002 07:19:38.241999 JD36 Lon: 154.8432 Lat: -24.0078 Depth: 4000.5420 meters Speed: 23.1512 km/hr (12.5142 knots) Heading: 6.2402 degrees Sonar Depth: 5.6000 m Sonar Altitude: 3994.9420 m Limits: Minimum Longitude: 154.7600 Maximum Longitude: 154.9257 Minimum Latitude: -24.0482 Maximum Latitude: -24.0000 Minimum Sonar Depth: 4.8000 Maximum Sonar Depth: 6.4000 Minimum Altitude: 3994.9420 Maximum Altitude: 4044.3047 Minimum Depth: 3836.8655 Maximum Depth: 4888.6884 Minimum Amplitude: 3.0000 Maximum Amplitude: 243.0000 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: 8 MB_DATA_CALIBRATE (ID=4): Hydrosweep DS calibration ping Nonfatal Error Notices: EN: 17 MB_ERROR_COMMENT (ID=-5): Comment record EN: 8 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 1 0 0 0 0 0 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 0 0 0 1 1 1 1