Swath Data File: 00020212135010.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: 38 Bathymetry Data (140 beams): Number of Beams: 5320 Number of Good Beams: 5168 97.14% Number of Zero Beams: 152 2.86% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5320 Number of Good Beams: 5168 97.14% Number of Zero Beams: 152 2.86% Number of Flagged Beams: 0 0.00% Sidescan Data (3532 pixels): Number of Pixels: 130375 Number of Good Pixels: 130375 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1614 hours Total Track Length: 3.5012 km Average Speed: 21.6896 km/hr (11.7241 knots) Start of Data: Time: 02 12 2002 13:49:54.077000 JD43 Lon: 146.6558 Lat: 7.2539 Depth: 2727.6419 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 342.5757 degrees Sonar Depth: 5.8000 m Sonar Altitude: 2721.8419 m End of Data: Time: 02 12 2002 13:59:35.195000 JD43 Lon: 146.6449 Lat: 7.2835 Depth: 2736.7788 meters Speed: 21.6445 km/hr (11.6997 knots) Heading: 339.8071 degrees Sonar Depth: 5.7000 m Sonar Altitude: 2731.0788 m Limits: Minimum Longitude: 146.6000 Maximum Longitude: 146.6999 Minimum Latitude: 7.2394 Maximum Latitude: 7.2994 Minimum Sonar Depth: 4.9000 Maximum Sonar Depth: 6.7000 Minimum Altitude: 2719.0293 Maximum Altitude: 2732.8949 Minimum Depth: 2545.5234 Maximum Depth: 2753.4900 Minimum Amplitude: 6.0000 Maximum Amplitude: 220.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 38 MB_DATA_DATA (ID=1): survey data DN: 17 MB_DATA_COMMENT (ID=2): comment DN: 10 MB_DATA_CALIBRATE (ID=4): Hydrosweep DS calibration ping Nonfatal Error Notices: EN: 17 MB_ERROR_COMMENT (ID=-5): Comment record EN: 10 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 0 0 0 0 0 0 0 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 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 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0