Swath Data File: 00020208130010.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: 4278 98.57% Number of Zero Beams: 62 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 4340 Number of Good Beams: 4278 98.57% Number of Zero Beams: 62 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (3772 pixels): Number of Pixels: 111493 Number of Good Pixels: 111493 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1626 hours Total Track Length: 3.5941 km Average Speed: 22.0973 km/hr (11.9445 knots) Start of Data: Time: 02 08 2002 12:59:46.840000 JD39 Lon: 154.4285 Lat: -9.1030 Depth: 3482.2075 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 353.7598 degrees Sonar Depth: 5.7000 m Sonar Altitude: 3474.1201 m End of Data: Time: 02 08 2002 13:09:32.370000 JD39 Lon: 154.4244 Lat: -9.0708 Depth: 3139.9476 meters Speed: 22.5693 km/hr (12.1996 knots) Heading: 353.9575 degrees Sonar Depth: 5.9000 m Sonar Altitude: 3134.0476 m Limits: Minimum Longitude: 154.3731 Maximum Longitude: 154.4924 Minimum Latitude: -9.1101 Maximum Latitude: -9.0643 Minimum Sonar Depth: 5.4000 Maximum Sonar Depth: 6.0000 Minimum Altitude: 3134.0476 Maximum Altitude: 3760.3207 Minimum Depth: 2760.6458 Maximum Depth: 4053.6454 Minimum Amplitude: 2.0000 Maximum Amplitude: 247.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 31 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 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 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 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0