Swath Data File: 0208_20031019_050152p.mb57 MBIO Data Format ID: 57 Format name: MBF_EM300MBA Informal Description: Simrad multibeam processing format Attributes: Old and new Simrad multibeams, EM12S, EM12D, EM121, EM120, EM300, EM100, EM1000, EM950, EM1002, EM3000, bathymetry, amplitude, and sidescan, up to 254 beams, variable pixels, ascii + binary, MBARI. Metadata: Vessel: Revelle Institution: SIO Platform: Ship Sonar: Simrad_EM-120 Sonar Version: EM120_Version_5.2u1-Kongsberg_Simrad_Norway_A/S_Horten Cruise ID: DANA02RR Cruise Name: Dana_Expedition_Leg_02 PI: Dr._Peter_Lonsdale PI Institution: Scripps_Institution_of_Oceanography Client: NSF/OCE0203636 Corrected Depths: YES Tide Corrected: NO Depths Manually Edited: NO Depths Auto-Edited: NO Roll Bias: -0.490000 degrees Pitch Bias: 0.140000 degrees Heading Bias: 0.000000 degrees Draft: 6.000000 m Data Totals: Number of Records: 153 Bathymetry Data (191 beams): Number of Beams: 29223 Number of Good Beams: 26533 90.79% Number of Zero Beams: 2690 9.21% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 29223 Number of Good Beams: 26533 90.79% Number of Zero Beams: 2690 9.21% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 156672 Number of Good Pixels: 155648 99.35% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 1024 0.65% Navigation Totals: Total Time: 0.9939 hours Total Track Length: 23.2819 km Average Speed: 23.4256 km/hr (12.6625 knots) Start of Data: Time: 10 19 2003 05:02:02.070000 JD292 Lon: -81.5306 Lat: -2.8633 Depth: 4296.2600 meters Speed: 23.9400 km/hr (12.9405 knots) Heading: 146.9400 degrees Sonar Depth: 5.8600 m Sonar Altitude: 4421.1200 m End of Data: Time: 10 19 2003 06:01:39.987000 JD292 Lon: -81.6240 Lat: -2.9871 Depth: 4523.3700 meters Speed: 23.2200 km/hr (12.5514 knots) Heading: 266.5900 degrees Sonar Depth: 6.3300 m Sonar Altitude: 4495.8400 m Limits: Minimum Longitude: -81.6933 Maximum Longitude: -81.3611 Minimum Latitude: -3.1242 Maximum Latitude: -2.7973 Minimum Sonar Depth: 4.3300 Maximum Sonar Depth: 7.3300 Minimum Altitude: 4076.4000 Maximum Altitude: 4826.8000 Minimum Depth: 2753.6200 Maximum Depth: 4977.2900 Minimum Amplitude: -40.5000 Maximum Amplitude: 18.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 73.0500 Data Record Type Notices: DN: 153 MB_DATA_DATA (ID=1): survey data DN: 156 MB_DATA_COMMENT (ID=2): comment DN: 1 MB_DATA_VELOCITY_PROFILE (ID=6): SVP DN: 1 MB_DATA_START (ID=10): Simrad start datagram DN: 3600 MB_DATA_NAV (ID=12): Navigation record DN: 31 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 3600 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 360 MB_DATA_HEADING (ID=17): Heading record DN: 3601 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 18 MB_DATA_SSV (ID=19): Surface sound speed record Nonfatal Error Notices: EN: 156 MB_ERROR_COMMENT (ID=-5): Comment record EN: 11212 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 1 1 1 1 CM: 0 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 1 1 CM: 1 1 1 1 1 1 1 1 1 1 CM: 0 0 1 1 1 1 1 1 1 1 CM: 0 0 1 1 1 1 1 1 1 1 CM: 0 0 1 1 1 1 1 1 1 1 CM: 0 0 1 1 1 1 1 1 1 0