Swath Data File: 00020205102010.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: 31 Bathymetry Data (140 beams): Number of Beams: 4340 Number of Good Beams: 4199 96.75% Number of Zero Beams: 141 3.25% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 4340 Number of Good Beams: 4199 96.75% Number of Zero Beams: 141 3.25% Number of Flagged Beams: 0 0.00% Sidescan Data (3689 pixels): Number of Pixels: 110359 Number of Good Pixels: 110359 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1632 hours Total Track Length: 3.4676 km Average Speed: 21.2489 km/hr (11.4859 knots) Start of Data: Time: 02 05 2002 10:19:46.029000 JD36 Lon: 154.8748 Lat: -23.4076 Depth: 3314.6594 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 8.0640 degrees Sonar Depth: 5.7000 m Sonar Altitude: 3304.6750 m End of Data: Time: 02 05 2002 10:29:33.508999 JD36 Lon: 154.8763 Lat: -23.3764 Depth: 3156.1510 meters Speed: 21.9898 km/hr (11.8864 knots) Heading: 7.2729 degrees Sonar Depth: 6.0000 m Sonar Altitude: 3141.2304 m Limits: Minimum Longitude: 154.8172 Maximum Longitude: 154.9446 Minimum Latitude: -23.4166 Maximum Latitude: -23.3700 Minimum Sonar Depth: 4.8000 Maximum Sonar Depth: 6.3000 Minimum Altitude: 3141.2304 Maximum Altitude: 3304.6750 Minimum Depth: 2619.4479 Maximum Depth: 3782.0711 Minimum Amplitude: 3.0000 Maximum Amplitude: 248.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 31 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 1 0 0 0 0 0 0 CM: 1 1 1 1 1 1 1 0 0 0 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 0 1 1 1 1 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 0 0 0 0 0 1 1 1