Swath Data File: 0003hs.d062.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: 1529 Bathymetry Data (59 beams): Number of Beams: 90211 Number of Good Beams: 73238 81.19% Number of Zero Beams: 16973 18.81% Number of Flagged Beams: 0 0.00% Amplitude Data (59 beams): Number of Beams: 90211 Number of Good Beams: 73238 81.19% Number of Zero Beams: 16973 18.81% 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: 23.0117 hours Total Track Length: 48.1284 km Average Speed: 2.0915 km/hr ( 1.1305 knots) Start of Data: Time: 03 02 2000 00:59:07.000000 JD62 Lon: 178.4233 Lat: -18.1347 Depth: 21.6000 meters Speed: 2.8800 km/hr ( 1.5568 knots) Heading: 22.5000 degrees Sonar Depth: 0.0000 m Sonar Altitude: 21.6000 m End of Data: Time: 03 02 2000 23:59:49.000000 JD62 Lon: 178.7567 Lat: -18.2583 Depth: 1161.3000 meters Speed: 4.6800 km/hr ( 2.5297 knots) Heading: 93.6000 degrees Sonar Depth: 5.5000 m Sonar Altitude: 1155.5000 m Limits: Minimum Longitude: 178.4172 Maximum Longitude: 178.7573 Minimum Latitude: -18.2860 Maximum Latitude: -18.1346 Minimum Sonar Depth: 5.5000 Maximum Sonar Depth: 5.5000 Minimum Altitude: -5.5000 Maximum Altitude: 1672.5000 Minimum Depth: 12.8000 Maximum Depth: 1796.0000 Minimum Amplitude: 0.0000 Maximum Amplitude: 0.0000 Data Record Type Notices: DN: 1529 MB_DATA_DATA (ID=1): survey data DN: 830 MB_DATA_MEAN_VELOCITY (ID=5): Hydrosweep DS mean sound speed DN: 1222 MB_DATA_STANDBY (ID=7): Hydrosweep DS standby record Nonfatal Error Notices: EN: 6 MB_ERROR_TIME_GAP (ID=-1): Time gap in data EN: 2052 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record EN: 21 MB_ERROR_UNINTELLIGIBLE (ID=-9): Unintelligible data record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 1 0 0 0 0 0 0 0 0 0 CM: 0 0 0 0 0 0 0 0 0 0 CM: 0 0 0 0 0 0 0 0 0 0 CM: 0 0 0 0 0 0 0 0 0 0 CM: 0 0 0 0 0 0 0 0 0 0 CM: 1 0 0 0 0 0 0 0 0 0 CM: 1 0 0 0 0 0 0 0 0 0 CM: 1 1 1 1 1 0 0 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 0 0 0 0 1 1 1 1 1 0