Swath Data File: 00020207222010.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: 3808 97.14% Number of Zero Beams: 112 2.86% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 3920 Number of Good Beams: 3808 97.14% Number of Zero Beams: 112 2.86% Number of Flagged Beams: 0 0.00% Sidescan Data (3583 pixels): Number of Pixels: 98918 Number of Good Pixels: 98918 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1508 hours Total Track Length: 3.0590 km Average Speed: 20.2853 km/hr (10.9650 knots) Start of Data: Time: 02 07 2002 22:20:09.853999 JD38 Lon: 154.7009 Lat: -12.0483 Depth: 4002.9217 meters Speed: 20.4024 km/hr (11.0283 knots) Heading: 1.1865 degrees Sonar Depth: 5.9000 m Sonar Altitude: 3995.3453 m End of Data: Time: 02 07 2002 22:29:12.723999 JD38 Lon: 154.7000 Lat: -12.0207 Depth: 4000.5549 meters Speed: 20.5877 km/hr (11.1285 knots) Heading: 2.2852 degrees Sonar Depth: 5.6000 m Sonar Altitude: 3994.0417 m Limits: Minimum Longitude: 154.6277 Maximum Longitude: 154.7725 Minimum Latitude: -12.0498 Maximum Latitude: -12.0179 Minimum Sonar Depth: 5.4000 Maximum Sonar Depth: 6.3000 Minimum Altitude: 3993.4275 Maximum Altitude: 4002.3741 Minimum Depth: 3898.2760 Maximum Depth: 4347.8428 Minimum Amplitude: 5.0000 Maximum Amplitude: 239.0000 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 DN: 7 MB_DATA_CALIBRATE (ID=4): Hydrosweep DS calibration ping Nonfatal Error Notices: EN: 17 MB_ERROR_COMMENT (ID=-5): Comment record EN: 7 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 1 1 0 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: 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