Swath Data File: 00020213203010.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: 12 Bathymetry Data (140 beams): Number of Beams: 1680 Number of Good Beams: 1629 96.96% Number of Zero Beams: 51 3.04% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 1680 Number of Good Beams: 1629 96.96% Number of Zero Beams: 51 3.04% Number of Flagged Beams: 0 0.00% Sidescan Data (2492 pixels): Number of Pixels: 25929 Number of Good Pixels: 25929 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.0746 hours Total Track Length: 1.5595 km Average Speed: 20.9130 km/hr (11.3043 knots) Start of Data: Time: 02 13 2002 20:34:53.845999 JD44 Lon: 144.8635 Lat: 12.0529 Depth: 9160.0264 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 344.4434 degrees Sonar Depth: 5.1000 m Sonar Altitude: 9155.1512 m End of Data: Time: 02 13 2002 20:39:22.305999 JD44 Lon: 144.8585 Lat: 12.0661 Depth: 9343.6380 meters Speed: 23.2703 km/hr (12.5785 knots) Heading: 345.0366 degrees Sonar Depth: 5.4000 m Sonar Altitude: 9337.6307 m Limits: Minimum Longitude: 144.7360 Maximum Longitude: 144.9757 Minimum Latitude: 12.0189 Maximum Latitude: 12.0973 Minimum Sonar Depth: 4.8000 Maximum Sonar Depth: 6.6000 Minimum Altitude: 9068.3803 Maximum Altitude: 9337.6307 Minimum Depth: 7616.9557 Maximum Depth: 10598.9276 Minimum Amplitude: 3.0000 Maximum Amplitude: 240.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 12 MB_DATA_DATA (ID=1): survey data DN: 17 MB_DATA_COMMENT (ID=2): comment Nonfatal Error Notices: EN: 17 MB_ERROR_COMMENT (ID=-5): Comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 0 0 0 0 0 0 0 0 1 1 CM: 0 0 0 0 0 0 0 1 1 1 CM: 0 0 0 0 0 0 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 0 CM: 0 0 0 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 0 0 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0 CM: 1 1 0 0 0 0 0 0 0 0