Swath Data File: em120-192-002147-0020.mb56 MBIO Data Format ID: 56 Format name: MBF_EM300RAW Informal Description: Simrad current multibeam vendor format Attributes: Simrad EM120, EM300, EM1002, EM3000, bathymetry, amplitude, and sidescan, up to 254 beams, variable pixels, ascii + binary, Simrad. Data Totals: Number of Records: 246 Bathymetry Data (191 beams): Number of Beams: 46986 Number of Good Beams: 44077 93.81% Number of Zero Beams: 2909 6.19% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 46986 Number of Good Beams: 44077 93.81% Number of Zero Beams: 2909 6.19% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 251904 Number of Good Pixels: 181350 71.99% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 70554 28.01% Navigation Totals: Total Time: 0.9984 hours Total Track Length: 2.1438 km Average Speed: 2.1472 km/hr ( 1.1606 knots) Start of Data: Time: 07 11 2009 00:21:49.511000 JD192 Lon: -157.9657 Lat: 22.6691 Depth: 4756.9900 meters Speed: 2.5200 km/hr ( 1.3622 knots) Heading: 100.0800 degrees Sonar Depth: 6.9900 m Sonar Altitude: 4744.2400 m End of Data: Time: 07 11 2009 01:21:43.914000 JD192 Lon: -157.9453 Lat: 22.6655 Depth: 4761.4600 meters Speed: 2.8800 km/hr ( 1.5568 knots) Heading: 114.4000 degrees Sonar Depth: 6.5000 m Sonar Altitude: 4748.0800 m Limits: Minimum Longitude: -157.9812 Maximum Longitude: -157.9177 Minimum Latitude: 22.6054 Maximum Latitude: 22.7269 Minimum Sonar Depth: 6.0500 Maximum Sonar Depth: 7.7100 Minimum Altitude: 4740.1600 Maximum Altitude: 4759.4400 Minimum Depth: 4684.7800 Maximum Depth: 4874.3500 Minimum Amplitude: -47.5000 Maximum Amplitude: 7.0000 Minimum Sidescan: -64.0000 Maximum Sidescan: 6.0000 Data Record Type Notices: DN: 246 MB_DATA_DATA (ID=1): survey data DN: 1 MB_DATA_VELOCITY_PROFILE (ID=6): SVP DN: 1 MB_DATA_START (ID=10): Simrad start datagram DN: 1 MB_DATA_STOP (ID=11): Simrad stop datagram DN: 3601 MB_DATA_NAV (ID=12): Navigation record DN: 545 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 3600 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 15 MB_DATA_HEADING (ID=17): Heading record DN: 3365 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 36 MB_DATA_SSV (ID=19): Surface sound speed record DN: 3600 MB_DATA_NAV3 (ID=30): Auxilliary nav system 3 Nonfatal Error Notices: EN: 14765 MB_ERROR_NO_DATA_REQUESTED (ID=-11): No data requested for buffer load EN: 2 DATA PROBLEM (ID=1): No survey data found Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 1 CM: 0 0 0 1 1 1 1 1 1 0 CM: 0 0 1 1 1 1 1 1 0 0 CM: 0 0 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 1 0 0 0 0 CM: 0 1 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