Swath Data File: 00020207025010.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 (3801 pixels): Number of Pixels: 98967 Number of Good Pixels: 98967 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1570 hours Total Track Length: 3.2419 km Average Speed: 20.6467 km/hr (11.1604 knots) Start of Data: Time: 02 07 2002 02:49:41.307000 JD38 Lon: 154.8219 Lat: -15.7206 Depth: 4064.4308 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 1.0327 degrees Sonar Depth: 5.7000 m Sonar Altitude: 4057.9374 m End of Data: Time: 02 07 2002 02:59:06.572000 JD38 Lon: 154.8210 Lat: -15.6916 Depth: 4107.9373 meters Speed: 21.4118 km/hr (11.5740 knots) Heading: 0.4614 degrees Sonar Depth: 5.5000 m Sonar Altitude: 4102.4373 m Limits: Minimum Longitude: 154.7401 Maximum Longitude: 154.8951 Minimum Latitude: -15.7219 Maximum Latitude: -15.6910 Minimum Sonar Depth: 5.2000 Maximum Sonar Depth: 5.7000 Minimum Altitude: 4057.9374 Maximum Altitude: 4113.5083 Minimum Depth: 3881.0745 Maximum Depth: 4216.2773 Minimum Amplitude: 5.0000 Maximum Amplitude: 242.0000 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 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 CM: 1 1 1 1 1 1 1 1 1 1