Swath Data File: 00020202131010.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: 19 Bathymetry Data (140 beams): Number of Beams: 2660 Number of Good Beams: 2584 97.14% Number of Zero Beams: 76 2.86% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 2660 Number of Good Beams: 2584 97.14% Number of Zero Beams: 76 2.86% Number of Flagged Beams: 0 0.00% Sidescan Data (4094 pixels): Number of Pixels: 77458 Number of Good Pixels: 77458 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1572 hours Total Track Length: 2.7515 km Average Speed: 17.5054 km/hr ( 9.4624 knots) Start of Data: Time: 02 02 2002 13:09:58.541000 JD33 Lon: 152.1605 Lat: -35.3960 Depth: 4869.4041 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 19.2261 degrees Sonar Depth: 6.0000 m Sonar Altitude: 4863.4041 m End of Data: Time: 02 02 2002 13:19:24.398000 JD33 Lon: 152.1712 Lat: -35.3728 Depth: 4878.2404 meters Speed: 16.9785 km/hr ( 9.1776 knots) Heading: 21.2256 degrees Sonar Depth: 5.3000 m Sonar Altitude: 4870.8519 m Limits: Minimum Longitude: 152.0521 Maximum Longitude: 152.2802 Minimum Latitude: -35.4269 Maximum Latitude: -35.3388 Minimum Sonar Depth: 4.0000 Maximum Sonar Depth: 6.5000 Minimum Altitude: 4848.2398 Maximum Altitude: 4871.9078 Minimum Depth: 4621.2644 Maximum Depth: 5445.5045 Minimum Amplitude: 5.0000 Maximum Amplitude: 243.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 19 MB_DATA_DATA (ID=1): survey data DN: 17 MB_DATA_COMMENT (ID=2): comment DN: 5 MB_DATA_CALIBRATE (ID=4): Hydrosweep DS calibration ping Nonfatal Error Notices: EN: 17 MB_ERROR_COMMENT (ID=-5): Comment record EN: 5 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 1 1 0 0 0 0 0 0 0 0 CM: 1 1 1 0 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: 0 1 1 1 1 1 1 0 0 0 CM: 0 0 1 1 1 1 1 1 1 0 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1 CM: 0 0 0 0 0 0 1 1 1 1 CM: 0 0 0 0 0 0 0 0 1 1