Swath Data File: 00031105064010.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: 29 Bathymetry Data (140 beams): Number of Beams: 4060 Number of Good Beams: 3988 98.23% Number of Zero Beams: 72 1.77% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 4060 Number of Good Beams: 3988 98.23% Number of Zero Beams: 72 1.77% Number of Flagged Beams: 0 0.00% Sidescan Data (3986 pixels): Number of Pixels: 111007 Number of Good Pixels: 111007 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1639 hours Total Track Length: 3.3867 km Average Speed: 20.6588 km/hr (11.1669 knots) Start of Data: Time: 11 05 2003 06:39:45.689000 JD309 Lon: -45.9396 Lat: 26.5840 Depth: 4178.4078 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 290.1270 degrees Sonar Depth: 5.7000 m Sonar Altitude: 4172.7078 m End of Data: Time: 11 05 2003 06:49:35.850999 JD309 Lon: -45.9716 Lat: 26.5944 Depth: 3535.8088 meters Speed: 21.1934 km/hr (11.4559 knots) Heading: 292.1484 degrees Sonar Depth: 5.5000 m Sonar Altitude: 3517.7990 m Limits: Minimum Longitude: -45.9989 Maximum Longitude: -45.9101 Minimum Latitude: 26.4938 Maximum Latitude: 26.6600 Minimum Sonar Depth: 4.9000 Maximum Sonar Depth: 6.7000 Minimum Altitude: 3517.7990 Maximum Altitude: 4174.4452 Minimum Depth: 3071.0400 Maximum Depth: 6623.4408 Minimum Amplitude: 1.0000 Maximum Amplitude: 248.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 29 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 1 1 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 0 0 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 0 1 1 1 0 0 0 0 0 0