Swath Data File: 00031101040010.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 (3822 pixels): Number of Pixels: 137735 Number of Good Pixels: 137735 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1636 hours Total Track Length: 1.6715 km Average Speed: 10.2185 km/hr ( 5.5235 knots) Start of Data: Time: 11 01 2003 03:59:43.307999 JD305 Lon: -44.7048 Lat: 26.3992 Depth: 3523.7442 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 209.2236 degrees Sonar Depth: 7.0000 m Sonar Altitude: 3510.0674 m End of Data: Time: 11 01 2003 04:09:32.164999 JD305 Lon: -44.7126 Lat: 26.3859 Depth: 3602.7893 meters Speed: 10.4714 km/hr ( 5.6602 knots) Heading: 208.8940 degrees Sonar Depth: 6.4000 m Sonar Altitude: 3576.6410 m Limits: Minimum Longitude: -44.7686 Maximum Longitude: -44.6377 Minimum Latitude: 26.3512 Maximum Latitude: 26.4288 Minimum Sonar Depth: 4.6000 Maximum Sonar Depth: 7.0000 Minimum Altitude: 3471.6629 Maximum Altitude: 3584.8403 Minimum Depth: 2497.9697 Maximum Depth: 4077.0153 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 0 0 0 0 0 0 0 CM: 1 1 1 1 0 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 1 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