Swath Data File: 00020201161010.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: 24 Bathymetry Data (140 beams): Number of Beams: 3360 Number of Good Beams: 3264 97.14% Number of Zero Beams: 96 2.86% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 3360 Number of Good Beams: 3264 97.14% Number of Zero Beams: 96 2.86% Number of Flagged Beams: 0 0.00% Sidescan Data (4094 pixels): Number of Pixels: 96010 Number of Good Pixels: 96010 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1657 hours Total Track Length: 2.1566 km Average Speed: 13.0119 km/hr ( 7.0335 knots) Start of Data: Time: 02 01 2002 16:09:40.208999 JD32 Lon: 150.7858 Lat: -38.2309 Depth: 4666.1743 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 11.6455 degrees Sonar Depth: 5.7000 m Sonar Altitude: 4658.7750 m End of Data: Time: 02 01 2002 16:19:36.886999 JD32 Lon: 150.7946 Lat: -38.2128 Depth: 4667.7051 meters Speed: 14.0973 km/hr ( 7.6202 knots) Heading: 9.3164 degrees Sonar Depth: 5.5000 m Sonar Altitude: 4656.3238 m Limits: Minimum Longitude: 150.6728 Maximum Longitude: 150.9073 Minimum Latitude: -38.2491 Maximum Latitude: -38.1982 Minimum Sonar Depth: 3.8000 Maximum Sonar Depth: 6.5000 Minimum Altitude: 4637.2840 Maximum Altitude: 4669.2862 Minimum Depth: 4433.6177 Maximum Depth: 5548.8520 Minimum Amplitude: 4.0000 Maximum Amplitude: 245.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 24 MB_DATA_DATA (ID=1): survey data DN: 17 MB_DATA_COMMENT (ID=2): comment DN: 6 MB_DATA_CALIBRATE (ID=4): Hydrosweep DS calibration ping Nonfatal Error Notices: EN: 17 MB_ERROR_COMMENT (ID=-5): Comment record EN: 6 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 0 0 0 0 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 1 1 1 0 0 CM: 1 1 1 1 1 1 1 1 1 0 CM: 0 0 1 1 1 1 1 1 1 1 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