Swath Data File: 00020201230010.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: 22 Bathymetry Data (140 beams): Number of Beams: 3080 Number of Good Beams: 2992 97.14% Number of Zero Beams: 88 2.86% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 3080 Number of Good Beams: 2992 97.14% Number of Zero Beams: 88 2.86% Number of Flagged Beams: 0 0.00% Sidescan Data (4094 pixels): Number of Pixels: 89447 Number of Good Pixels: 89447 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1572 hours Total Track Length: 2.7621 km Average Speed: 17.5761 km/hr ( 9.5006 knots) Start of Data: Time: 02 01 2002 22:59:44.848999 JD32 Lon: 151.1910 Lat: -37.4059 Depth: 4695.7920 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 22.5000 degrees Sonar Depth: 4.8000 m Sonar Altitude: 4687.9888 m End of Data: Time: 02 01 2002 23:09:10.595000 JD32 Lon: 151.2023 Lat: -37.3827 Depth: 4686.6366 meters Speed: 18.2153 km/hr ( 9.8461 knots) Heading: 20.6104 degrees Sonar Depth: 5.4000 m Sonar Altitude: 4677.1107 m Limits: Minimum Longitude: 151.0857 Maximum Longitude: 151.3077 Minimum Latitude: -37.4400 Maximum Latitude: -37.3473 Minimum Sonar Depth: 4.2000 Maximum Sonar Depth: 7.1000 Minimum Altitude: 4675.7178 Maximum Altitude: 4705.8681 Minimum Depth: 3580.3418 Maximum Depth: 5569.3691 Minimum Amplitude: 3.0000 Maximum Amplitude: 245.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 22 MB_DATA_DATA (ID=1): survey data DN: 17 MB_DATA_COMMENT (ID=2): comment DN: 6 MB_DATA_CALIBRATE (ID=4): Hydrosweep DS calibration ping Nonfatal Error Notices: EN: 17 MB_ERROR_COMMENT (ID=-5): Comment record EN: 6 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 1 1 0 0 0 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0 CM: 1 1 1 1 1 0 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 0 1 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 CM: 0 0 0 0 0 0 1 1 1 1 CM: 0 0 0 0 0 0 0 0 1 1