Swath Data File: 00020201030010.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: 25 Bathymetry Data (140 beams): Number of Beams: 3500 Number of Good Beams: 3400 97.14% Number of Zero Beams: 100 2.86% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 3500 Number of Good Beams: 3400 97.14% Number of Zero Beams: 100 2.86% Number of Flagged Beams: 0 0.00% Sidescan Data (4056 pixels): Number of Pixels: 92941 Number of Good Pixels: 92941 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1608 hours Total Track Length: 2.9424 km Average Speed: 18.3013 km/hr ( 9.8926 knots) Start of Data: Time: 02 01 2002 02:59:46.697000 JD32 Lon: 149.7008 Lat: -40.3926 Depth: 4172.9966 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 18.5229 degrees Sonar Depth: 5.3000 m Sonar Altitude: 4167.6966 m End of Data: Time: 02 01 2002 03:09:25.495000 JD32 Lon: 149.7133 Lat: -40.3679 Depth: 4174.4583 meters Speed: 18.6240 km/hr (10.0670 knots) Heading: 19.6875 degrees Sonar Depth: 5.3000 m Sonar Altitude: 4163.2781 m Limits: Minimum Longitude: 149.6011 Maximum Longitude: 149.8078 Minimum Latitude: -40.4174 Maximum Latitude: -40.3397 Minimum Sonar Depth: 4.3000 Maximum Sonar Depth: 6.1000 Minimum Altitude: 4152.4214 Maximum Altitude: 4171.3832 Minimum Depth: 3903.9790 Maximum Depth: 4510.7232 Minimum Amplitude: 3.0000 Maximum Amplitude: 246.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 25 MB_DATA_DATA (ID=1): survey data DN: 17 MB_DATA_COMMENT (ID=2): comment DN: 8 MB_DATA_CALIBRATE (ID=4): Hydrosweep DS calibration ping Nonfatal Error Notices: EN: 17 MB_ERROR_COMMENT (ID=-5): Comment record EN: 8 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 1 1 1 0 0 0 0 0 0 0 CM: 1 1 1 1 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: 1 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 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