Swath Data File: 00031103150010.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: 37 Bathymetry Data (140 beams): Number of Beams: 5180 Number of Good Beams: 5106 98.57% Number of Zero Beams: 74 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5180 Number of Good Beams: 5106 98.57% Number of Zero Beams: 74 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (4094 pixels): Number of Pixels: 146806 Number of Good Pixels: 146806 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1624 hours Total Track Length: 1.2864 km Average Speed: 7.9237 km/hr ( 4.2831 knots) Start of Data: Time: 11 03 2003 14:59:54.837000 JD307 Lon: -44.7798 Lat: 26.0982 Depth: 2563.1695 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 205.8618 degrees Sonar Depth: 4.9000 m Sonar Altitude: 2535.4661 m End of Data: Time: 11 03 2003 15:09:39.299999 JD307 Lon: -44.7850 Lat: 26.0876 Depth: 2719.8391 meters Speed: 7.9977 km/hr ( 4.3231 knots) Heading: 205.4663 degrees Sonar Depth: 5.5000 m Sonar Altitude: 2711.7816 m Limits: Minimum Longitude: -44.8450 Maximum Longitude: -44.7306 Minimum Latitude: 26.0644 Maximum Latitude: 26.1239 Minimum Sonar Depth: 4.6000 Maximum Sonar Depth: 6.7000 Minimum Altitude: 2449.4230 Maximum Altitude: 2713.5582 Minimum Depth: 2010.0990 Maximum Depth: 4083.7491 Minimum Amplitude: 2.0000 Maximum Amplitude: 250.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 37 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: 1 1 0 0 0 0 0 0 0 0 CM: 1 1 1 1 0 0 0 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 0 1 1 1 1 1 0 0 0 0 CM: 0 0 1 1 1 1 1 0 0 0 CM: 0 0 0 1 1 1 1 1 0 0 CM: 0 0 0 0 0 1 1 1 1 0 CM: 0 0 0 0 0 0 1 1 1 1 CM: 0 0 0 0 0 0 0 1 1 1 CM: 0 0 0 0 0 0 0 0 1 1