Swath Data File: 00020209025010.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: 11 Bathymetry Data (140 beams): Number of Beams: 1540 Number of Good Beams: 1518 98.57% Number of Zero Beams: 22 1.43% Number of Flagged Beams: 0 0.00% Amplitude Data (140 beams): Number of Beams: 1540 Number of Good Beams: 1518 98.57% Number of Zero Beams: 22 1.43% Number of Flagged Beams: 0 0.00% Sidescan Data (3745 pixels): Number of Pixels: 40256 Number of Good Pixels: 40256 100.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 0.1540 hours Total Track Length: 3.3568 km Average Speed: 21.8037 km/hr (11.7858 knots) Start of Data: Time: 02 09 2002 02:50:15.399000 JD40 Lon: 154.0915 Lat: -6.4023 Depth: 8376.0448 meters Speed: 21.8774 km/hr (11.8256 knots) Heading: 355.4956 degrees Sonar Depth: 5.7000 m Sonar Altitude: 8250.4399 m End of Data: Time: 02 09 2002 02:59:29.636999 JD40 Lon: 154.0876 Lat: -6.3722 Depth: 8005.0977 meters Speed: 20.6580 km/hr (11.1665 knots) Heading: 353.1006 degrees Sonar Depth: 5.8000 m Sonar Altitude: 7999.2977 m Limits: Minimum Longitude: 153.9529 Maximum Longitude: 154.2102 Minimum Latitude: -6.4156 Maximum Latitude: -6.3575 Minimum Sonar Depth: 5.4000 Maximum Sonar Depth: 5.8000 Minimum Altitude: 7945.9515 Maximum Altitude: 8285.2993 Minimum Depth: 6041.4997 Maximum Depth: 8376.0448 Minimum Amplitude: 3.0000 Maximum Amplitude: 247.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 255.0000 Data Record Type Notices: DN: 11 MB_DATA_DATA (ID=1): survey data DN: 17 MB_DATA_COMMENT (ID=2): comment DN: 5 MB_DATA_CALIBRATE (ID=4): Hydrosweep DS calibration ping Nonfatal Error Notices: EN: 2 MB_ERROR_TIME_GAP (ID=-1): Time gap in data EN: 17 MB_ERROR_COMMENT (ID=-5): Comment record EN: 5 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 0 1 1 CM: 0 0 0 0 0 0 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 1 1 CM: 1 1 1 1 1 1 1 1 0 0 CM: 1 1 1 1 1 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0