Swath Data File: 00031025003010.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: 309 Bathymetry Data (140 beams): Number of Beams: 43260 Number of Good Beams: 6094 14.09% Number of Zero Beams: 37166 85.91% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 43260 Number of Good Beams: 6094 14.09% Number of Zero Beams: 37166 85.91% Number of Flagged Beams: 0 0.00% Sidescan Data (357 pixels): Number of Pixels: 54916 Number of Good Pixels: 54916 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1660 hours Total Track Length: 2.7941 km Average Speed: 16.8347 km/hr ( 9.0998 knots) Start of Data: Time: 10 25 2003 00:29:57.302999 JD298 Lon: -66.1141 Lat: 18.4542 Depth: 19.4261 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 311.6602 degrees Sonar Depth: 5.7000 m Sonar Altitude: 13.7261 m End of Data: Time: 10 25 2003 00:39:54.800999 JD298 Lon: -66.1276 Lat: 18.4742 Depth: 20.6127 meters Speed: 15.7941 km/hr ( 8.5374 knots) Heading: 0.3735 degrees Sonar Depth: 5.8000 m Sonar Altitude: 14.4530 m Limits: Minimum Longitude: -66.1279 Maximum Longitude: -66.1139 Minimum Latitude: 18.4541 Maximum Latitude: 18.4742 Minimum Sonar Depth: 5.5000 Maximum Sonar Depth: 6.1000 Minimum Altitude: 0.0000 Maximum Altitude: 24.2709 Minimum Depth: 13.9912 Maximum Depth: 30.1764 Minimum Amplitude: 0.0000 Maximum Amplitude: 211.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 309 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 0 0 0 0 0 0 0 0 0 CM: 1 0 0 0 0 0 0 0 0 0 CM: 1 0 0 0 0 0 0 0 0 0 CM: 1 1 0 0 0 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0 CM: 0 1 1 1 0 0 0 0 0 0 CM: 0 0 0 1 1 1 0 0 0 0 CM: 0 0 0 0 1 1 1 0 0 0 CM: 0 0 0 0 0 0 1 1 1 0 CM: 0 0 0 0 0 0 0 0 1 1