Swath Data File: hs.d033.mb21 MBIO Data Format ID: 21 Format name: MBF_HSATLRAW Informal Description: Raw Hydrosweep Attributes: Hydrosweep DS, bathymetry and amplitude, 59 beams, ascii, Atlas Electronik. Data Totals: Number of Records: 5104 Bathymetry Data (59 beams): Number of Beams: 301136 Number of Good Beams: 280625 93.19% Number of Zero Beams: 20511 6.81% Number of Flagged Beams: 0 0.00% Amplitude Data (59 beams): Number of Beams: 301136 Number of Good Beams: 280625 93.19% Number of Zero Beams: 20511 6.81% Number of Flagged Beams: 0 0.00% Sidescan Data (0 pixels): Number of Pixels: 0 Number of Good Pixels: 0 0.00% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 0 0.00% Navigation Totals: Total Time: 23.9914 hours Total Track Length: 245.1507 km Average Speed: 10.2183 km/hr ( 5.5234 knots) Start of Data: Time: 02 01 1994 23:59:54.000000 JD32 Lon: -36.8616 Lat: -27.6338 Depth: 5065.9000 meters Speed: 20.8800 km/hr (11.2865 knots) Heading: 39.6000 degrees Sonar Depth: 0.0000 m Sonar Altitude: 5065.0000 m End of Data: Time: 02 02 1994 23:59:23.000000 JD33 Lon: -35.3994 Lat: -25.9845 Depth: 4262.4000 meters Speed: 20.1600 km/hr (10.8973 knots) Heading: 40.2000 degrees Sonar Depth: 5.5000 m Sonar Altitude: 4256.5000 m Limits: Minimum Longitude: -36.8870 Maximum Longitude: -35.3729 Minimum Latitude: -27.6531 Maximum Latitude: -25.9652 Minimum Sonar Depth: 5.5000 Maximum Sonar Depth: 5.5000 Minimum Altitude: 4225.5000 Maximum Altitude: 5135.0000 Minimum Depth: 3571.0000 Maximum Depth: 6147.0000 Minimum Amplitude: 0.0000 Maximum Amplitude: 0.0000 Data Record Type Notices: DN: 5180 MB_DATA_DATA (ID=1): survey data DN: 524 MB_DATA_CALIBRATE (ID=4): Hydrosweep DS calibration ping DN: 9 MB_DATA_MEAN_VELOCITY (ID=5): Hydrosweep DS mean sound speed DN: 1 MB_DATA_VELOCITY_PROFILE (ID=6): SVP DN: 19 MB_DATA_STANDBY (ID=7): Hydrosweep DS standby record Nonfatal Error Notices: EN: 17 MB_ERROR_TIME_GAP (ID=-1): Time gap in data EN: 76 MB_ERROR_OUT_BOUNDS (ID=-2): Data outside specified location bounds EN: 553 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record EN: 4311 MB_ERROR_UNINTELLIGIBLE (ID=-9): Unintelligible data record Problem Notices: PN: 75 DATA PROBLEM (ID=3): Instantaneous speed exceeds 25 km/hr Coverage Mask: CM dimensions: 10 10 CM: 0 0 0 0 0 0 0 0 1 1 CM: 0 0 0 0 0 0 0 1 1 1 CM: 0 0 0 0 0 0 1 1 1 0 CM: 0 0 0 0 0 1 1 1 0 0 CM: 0 0 0 0 1 1 1 0 0 0 CM: 0 0 0 1 1 1 0 0 0 0 CM: 0 0 1 1 1 0 0 0 0 0 CM: 0 1 1 1 0 0 0 0 0 0 CM: 1 1 1 0 0 0 0 0 0 0 CM: 1 1 0 0 0 0 0 0 0 0