Swath Data File: 00020209010010.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: 3 Bathymetry Data (140 beams): Number of Beams: 420 Number of Good Beams: 414 98.57% Number of Zero Beams: 6 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 420 Number of Good Beams: 414 98.57% Number of Zero Beams: 6 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (3378 pixels): Number of Pixels: 10128 Number of Good Pixels: 10128 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1246 hours Total Track Length: 2.6040 km Average Speed: 20.9022 km/hr (11.2985 knots) Start of Data: Time: 02 09 2002 01:01:38.108000 JD40 Lon: 154.1342 Lat: -6.7455 Depth: 8138.1731 meters Speed: 21.2774 km/hr (11.5013 knots) Heading: 357.4951 degrees Sonar Depth: 5.5000 m Sonar Altitude: 8113.8841 m End of Data: Time: 02 09 2002 01:09:06.597000 JD40 Lon: 154.1313 Lat: -6.7221 Depth: 7992.2069 meters Speed: 21.0896 km/hr (11.3998 knots) Heading: 356.1987 degrees Sonar Depth: 5.6000 m Sonar Altitude: 7955.4939 m Limits: Minimum Longitude: 153.9998 Maximum Longitude: 154.2663 Minimum Latitude: -6.7512 Maximum Latitude: -6.7133 Minimum Sonar Depth: 5.5000 Maximum Sonar Depth: 5.7000 Minimum Altitude: 7950.1393 Maximum Altitude: 8113.8841 Minimum Depth: 5830.6345 Maximum Depth: 8726.1739 Minimum Amplitude: 4.0000 Maximum Amplitude: 227.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 3 MB_DATA_DATA (ID=1): survey data DN: 17 MB_DATA_COMMENT (ID=2): comment DN: 4 MB_DATA_CALIBRATE (ID=4): Hydrosweep DS calibration ping Nonfatal Error Notices: EN: 1 MB_ERROR_TIME_GAP (ID=-1): Time gap in data EN: 17 MB_ERROR_COMMENT (ID=-5): Comment record EN: 4 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 0 CM: 0 0 0 1 1 1 1 0 0 0 CM: 0 1 1 1 1 0 0 0 0 0 CM: 1 1 0 0 0 0 0 0 0 0 CM: 0 0 0 0 0 0 0 0 0 0 CM: 0 0 0 0 0 0 0 0 0 1 CM: 0 0 0 0 0 0 1 1 1 1 CM: 0 0 0 1 1 1 1 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0