Swath Data File: 00020207202010.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: 31 Bathymetry Data (140 beams): Number of Beams: 4340 Number of Good Beams: 4217 97.17% Number of Zero Beams: 123 2.83% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 4340 Number of Good Beams: 4217 97.17% Number of Zero Beams: 123 2.83% Number of Flagged Beams: 0 0.00% Sidescan Data (3599 pixels): Number of Pixels: 108667 Number of Good Pixels: 108667 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1548 hours Total Track Length: 3.4637 km Average Speed: 22.3790 km/hr (12.0968 knots) Start of Data: Time: 02 07 2002 20:20:01.151999 JD38 Lon: 154.7138 Lat: -12.4438 Depth: 3367.5020 meters Speed: 22.9446 km/hr (12.4025 knots) Heading: 0.7031 degrees Sonar Depth: 5.7000 m Sonar Altitude: 3361.4452 m End of Data: Time: 02 07 2002 20:29:18.332000 JD38 Lon: 154.7128 Lat: -12.4126 Depth: 3407.3904 meters Speed: 22.6179 km/hr (12.2259 knots) Heading: 1.7578 degrees Sonar Depth: 5.7000 m Sonar Altitude: 3398.4816 m Limits: Minimum Longitude: 154.6515 Maximum Longitude: 154.7759 Minimum Latitude: -12.4446 Maximum Latitude: -12.4107 Minimum Sonar Depth: 5.4000 Maximum Sonar Depth: 5.8000 Minimum Altitude: 3361.4452 Maximum Altitude: 3398.4816 Minimum Depth: 3244.4647 Maximum Depth: 4015.6917 Minimum Amplitude: 7.0000 Maximum Amplitude: 239.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 236.0000 Data Record Type Notices: DN: 31 MB_DATA_DATA (ID=1): survey data DN: 17 MB_DATA_COMMENT (ID=2): comment DN: 9 MB_DATA_CALIBRATE (ID=4): Hydrosweep DS calibration ping Nonfatal Error Notices: EN: 17 MB_ERROR_COMMENT (ID=-5): Comment record EN: 9 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