Swath Data File: 00020203124010.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 (4039 pixels): Number of Pixels: 85157 Number of Good Pixels: 85157 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1559 hours Total Track Length: 3.0873 km Average Speed: 19.7966 km/hr (10.7009 knots) Start of Data: Time: 02 03 2002 12:39:58.894000 JD34 Lon: 153.9686 Lat: -31.5088 Depth: 4686.2265 meters Speed: 0.0000 km/hr ( 0.0000 knots) Heading: 26.4771 degrees Sonar Depth: 4.5000 m Sonar Altitude: 4681.7265 m End of Data: Time: 02 03 2002 12:49:20.314000 JD34 Lon: 153.9804 Lat: -31.4828 Depth: 4689.3612 meters Speed: 19.6774 km/hr (10.6364 knots) Heading: 25.0488 degrees Sonar Depth: 4.5000 m Sonar Altitude: 4684.8612 m Limits: Minimum Longitude: 153.8742 Maximum Longitude: 154.0689 Minimum Latitude: -31.5464 Maximum Latitude: -31.4446 Minimum Sonar Depth: 4.5000 Maximum Sonar Depth: 4.5000 Minimum Altitude: 4675.8537 Maximum Altitude: 4693.4479 Minimum Depth: 4439.2170 Maximum Depth: 5212.9478 Minimum Amplitude: 6.0000 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 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: 0 0 1 1 1 1 1 1 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