Swath Data File: 00031028121010.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: 37 Bathymetry Data (140 beams): Number of Beams: 5180 Number of Good Beams: 5105 98.55% Number of Zero Beams: 75 1.45% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5180 Number of Good Beams: 5105 98.55% Number of Zero Beams: 75 1.45% Number of Flagged Beams: 0 0.00% Sidescan Data (2048 pixels): Number of Pixels: 71068 Number of Good Pixels: 71068 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1610 hours Total Track Length: 3.3590 km Average Speed: 20.8578 km/hr (11.2745 knots) Start of Data: Time: 10 28 2003 12:09:56.006000 JD301 Lon: -50.7928 Lat: 23.9359 Depth: 5354.9203 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 69.3237 degrees Sonar Depth: 5.5000 m Sonar Altitude: 5349.4203 m End of Data: Time: 10 28 2003 12:19:35.763000 JD301 Lon: -50.7620 Lat: 23.9466 Depth: 5219.9494 meters Speed: 21.0165 km/hr (11.3603 knots) Heading: 68.8403 degrees Sonar Depth: 5.5000 m Sonar Altitude: 5212.1684 m Limits: Minimum Longitude: -50.8178 Maximum Longitude: -50.7424 Minimum Latitude: 23.8825 Maximum Latitude: 24.0067 Minimum Sonar Depth: 4.6000 Maximum Sonar Depth: 6.7000 Minimum Altitude: 5187.9211 Maximum Altitude: 5383.4789 Minimum Depth: 4684.3900 Maximum Depth: 5961.8126 Minimum Amplitude: 2.0000 Maximum Amplitude: 247.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 37 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 1 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 1 0 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 0 0 1 1 1 1 0