Swath Data File: 00020212124010.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: 38 Bathymetry Data (140 beams): Number of Beams: 5320 Number of Good Beams: 5168 97.14% Number of Zero Beams: 152 2.86% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 5320 Number of Good Beams: 5168 97.14% Number of Zero Beams: 152 2.86% Number of Flagged Beams: 0 0.00% Sidescan Data (3594 pixels): Number of Pixels: 128442 Number of Good Pixels: 128442 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1606 hours Total Track Length: 3.4624 km Average Speed: 21.5527 km/hr (11.6501 knots) Start of Data: Time: 02 12 2002 12:39:53.814000 JD43 Lon: 146.7336 Lat: 7.0441 Depth: 2942.1387 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 338.5767 degrees Sonar Depth: 6.3000 m Sonar Altitude: 2931.1971 m End of Data: Time: 02 12 2002 12:49:32.152999 JD43 Lon: 146.7231 Lat: 7.0731 Depth: 2921.2676 meters Speed: 27.1913 km/hr (14.6980 knots) Heading: 337.8516 degrees Sonar Depth: 5.4000 m Sonar Altitude: 2913.4688 m Limits: Minimum Longitude: 146.6765 Maximum Longitude: 146.7803 Minimum Latitude: 7.0258 Maximum Latitude: 7.0914 Minimum Sonar Depth: 4.8000 Maximum Sonar Depth: 6.3000 Minimum Altitude: 2911.3063 Maximum Altitude: 2937.3172 Minimum Depth: 2620.5369 Maximum Depth: 2956.8731 Minimum Amplitude: 7.0000 Maximum Amplitude: 246.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 38 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: 0 0 0 0 0 0 0 1 1 1 CM: 0 0 0 0 0 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 1 CM: 0 0 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 0 0 CM: 1 1 1 1 1 1 0 0 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0