Swath Data File: 00031025234010.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: 36 Bathymetry Data (140 beams): Number of Beams: 5040 Number of Good Beams: 4968 98.57% Number of Zero Beams: 72 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5040 Number of Good Beams: 4968 98.57% Number of Zero Beams: 72 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (2063 pixels): Number of Pixels: 67742 Number of Good Pixels: 67742 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1626 hours Total Track Length: 3.3422 km Average Speed: 20.5546 km/hr (11.1106 knots) Start of Data: Time: 10 25 2003 23:39:54.406999 JD298 Lon: -62.0022 Lat: 19.9999 Depth: 5729.1301 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 72.6636 degrees Sonar Depth: 5.5000 m Sonar Altitude: 5723.9208 m End of Data: Time: 10 25 2003 23:49:39.769999 JD298 Lon: -61.9722 Lat: 20.0101 Depth: 5386.2487 meters Speed: 20.7311 km/hr (11.2060 knots) Heading: 73.6304 degrees Sonar Depth: 6.1000 m Sonar Altitude: 5380.1487 m Limits: Minimum Longitude: -62.0228 Maximum Longitude: -61.9559 Minimum Latitude: 19.9487 Maximum Latitude: 20.0743 Minimum Sonar Depth: 5.2000 Maximum Sonar Depth: 6.4000 Minimum Altitude: 5380.1487 Maximum Altitude: 5723.9208 Minimum Depth: 5100.3138 Maximum Depth: 6030.4111 Minimum Amplitude: 4.0000 Maximum Amplitude: 245.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 36 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 0 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 1 1 0 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 1