Swath Data File: 00031023205010.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: 67 Bathymetry Data (140 beams): Number of Beams: 9380 Number of Good Beams: 9204 98.12% Number of Zero Beams: 176 1.88% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 9380 Number of Good Beams: 9204 98.12% Number of Zero Beams: 176 1.88% Number of Flagged Beams: 0 0.00% Sidescan Data (3512 pixels): Number of Pixels: 211650 Number of Good Pixels: 211650 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1645 hours Total Track Length: 3.4692 km Average Speed: 21.0956 km/hr (11.4030 knots) Start of Data: Time: 10 23 2003 20:49:48.125000 JD296 Lon: -63.9426 Lat: 17.4135 Depth: 950.2407 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 317.5269 degrees Sonar Depth: 5.8000 m Sonar Altitude: 944.4407 m End of Data: Time: 10 23 2003 20:59:40.151000 JD296 Lon: -63.9644 Lat: 17.4369 Depth: 1162.8250 meters Speed: 21.4520 km/hr (11.5957 knots) Heading: 318.8232 degrees Sonar Depth: 5.8000 m Sonar Altitude: 1157.0250 m Limits: Minimum Longitude: -63.9849 Maximum Longitude: -63.9335 Minimum Latitude: 17.3993 Maximum Latitude: 17.4485 Minimum Sonar Depth: 5.2000 Maximum Sonar Depth: 6.1000 Minimum Altitude: 927.0740 Maximum Altitude: 1380.1291 Minimum Depth: 648.4115 Maximum Depth: 1679.6436 Minimum Amplitude: 0.0000 Maximum Amplitude: 250.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 67 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 0 0 CM: 0 0 0 0 1 1 1 1 1 0 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 0 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 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 0 0 0 1 1 1 1 0 0 0