Swath Data File: 00020206013010.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: 43 Bathymetry Data (140 beams): Number of Beams: 6020 Number of Good Beams: 5848 97.14% Number of Zero Beams: 172 2.86% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 6020 Number of Good Beams: 5848 97.14% Number of Zero Beams: 172 2.86% Number of Flagged Beams: 0 0.00% Sidescan Data (3644 pixels): Number of Pixels: 151386 Number of Good Pixels: 151386 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1627 hours Total Track Length: 3.2218 km Average Speed: 19.8015 km/hr (10.7035 knots) Start of Data: Time: 02 06 2002 01:29:44.871999 JD37 Lon: 154.9852 Lat: -20.5676 Depth: 3185.7665 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 357.5391 degrees Sonar Depth: 5.6000 m Sonar Altitude: 3179.2196 m End of Data: Time: 02 06 2002 01:39:30.603999 JD37 Lon: 154.9842 Lat: -20.5386 Depth: 3181.0556 meters Speed: 20.6278 km/hr (11.1501 knots) Heading: 356.2866 degrees Sonar Depth: 5.9000 m Sonar Altitude: 3175.1556 m Limits: Minimum Longitude: 154.9214 Maximum Longitude: 155.0446 Minimum Latitude: -20.5700 Maximum Latitude: -20.5350 Minimum Sonar Depth: 5.1000 Maximum Sonar Depth: 6.3000 Minimum Altitude: 3175.1556 Maximum Altitude: 3188.4521 Minimum Depth: 3085.6431 Maximum Depth: 3297.9066 Minimum Amplitude: 5.0000 Maximum Amplitude: 236.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 43 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 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 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