Swath Data File: 00031024091010.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: 86 Bathymetry Data (140 beams): Number of Beams: 12040 Number of Good Beams: 11867 98.56% Number of Zero Beams: 173 1.44% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 12040 Number of Good Beams: 11867 98.56% Number of Zero Beams: 173 1.44% Number of Flagged Beams: 0 0.00% Sidescan Data (3964 pixels): Number of Pixels: 328804 Number of Good Pixels: 328804 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1655 hours Total Track Length: 2.2722 km Average Speed: 13.7265 km/hr ( 7.4197 knots) Start of Data: Time: 10 24 2003 09:09:53.291000 JD297 Lon: -65.7720 Lat: 18.5424 Depth: 683.3582 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 265.4736 degrees Sonar Depth: 5.8000 m Sonar Altitude: 677.1321 m End of Data: Time: 10 24 2003 09:19:49.200000 JD297 Lon: -65.7935 Lat: 18.5411 Depth: 707.7357 meters Speed: 13.8533 km/hr ( 7.4883 knots) Heading: 265.1221 degrees Sonar Depth: 5.5000 m Sonar Altitude: 701.2120 m Limits: Minimum Longitude: -65.7948 Maximum Longitude: -65.7706 Minimum Latitude: 18.5273 Maximum Latitude: 18.5573 Minimum Sonar Depth: 5.5000 Maximum Sonar Depth: 6.1000 Minimum Altitude: 675.1140 Maximum Altitude: 702.6415 Minimum Depth: 629.1883 Maximum Depth: 941.8335 Minimum Amplitude: 1.0000 Maximum Amplitude: 245.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 86 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 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 CM: 1 1 1 1 1 1 1 1 1 1