Swath Data File: 00031025181010.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: 30 Bathymetry Data (140 beams): Number of Beams: 4200 Number of Good Beams: 4132 98.38% Number of Zero Beams: 68 1.62% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 4200 Number of Good Beams: 4132 98.38% Number of Zero Beams: 68 1.62% Number of Flagged Beams: 0 0.00% Sidescan Data (1940 pixels): Number of Pixels: 54775 Number of Good Pixels: 54775 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1611 hours Total Track Length: 3.2598 km Average Speed: 20.2400 km/hr (10.9405 knots) Start of Data: Time: 10 25 2003 18:09:43.699000 JD298 Lon: -63.0112 Lat: 19.6408 Depth: 7393.6287 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 71.6528 degrees Sonar Depth: 5.5000 m Sonar Altitude: 7388.1287 m End of Data: Time: 10 25 2003 18:19:23.514000 JD298 Lon: -62.9820 Lat: 19.6510 Depth: 7561.0140 meters Speed: 20.8130 km/hr (11.2503 knots) Heading: 73.7183 degrees Sonar Depth: 6.4000 m Sonar Altitude: 7555.3681 m Limits: Minimum Longitude: -63.0393 Maximum Longitude: -62.9585 Minimum Latitude: 19.5733 Maximum Latitude: 19.7329 Minimum Sonar Depth: 5.2000 Maximum Sonar Depth: 6.4000 Minimum Altitude: 7369.7513 Maximum Altitude: 7562.7932 Minimum Depth: 6736.9146 Maximum Depth: 7865.3127 Minimum Amplitude: 4.0000 Maximum Amplitude: 246.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 30 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 0 0 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 0 0 0 1 1 1 1 1 0 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1