Swath Data File: 0129_20031015_213027p.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: 159 Bathymetry Data (191 beams): Number of Beams: 30369 Number of Good Beams: 28047 92.35% Number of Zero Beams: 2322 7.65% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 30369 Number of Good Beams: 28047 92.35% Number of Zero Beams: 2322 7.65% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 162816 Number of Good Pixels: 161792 99.37% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 1024 0.63% Navigation Totals: Total Time: 0.9880 hours Total Track Length: 20.2983 km Average Speed: 20.5451 km/hr (11.1055 knots) Start of Data: Time: 10 15 2003 21:30:50.482000 JD288 Lon: -78.6497 Lat: 3.9153 Depth: 3913.1500 meters Speed: 19.8000 km/hr (10.7027 knots) Heading: 201.1600 degrees Sonar Depth: 5.5500 m Sonar Altitude: 3905.4400 m End of Data: Time: 10 15 2003 22:30:07.242000 JD288 Lon: -78.7186 Lat: 3.7459 Depth: 3811.9100 meters Speed: 19.8000 km/hr (10.7027 knots) Heading: 212.0300 degrees Sonar Depth: 5.6700 m Sonar Altitude: 3894.0000 m Limits: Minimum Longitude: -78.8294 Maximum Longitude: -78.5226 Minimum Latitude: 3.6751 Maximum Latitude: 3.9655 Minimum Sonar Depth: 4.8400 Maximum Sonar Depth: 6.8900 Minimum Altitude: 3889.6800 Maximum Altitude: 3911.3600 Minimum Depth: 3136.6100 Maximum Depth: 4279.6800 Minimum Amplitude: -35.5000 Maximum Amplitude: 18.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 67.5000 Data Record Type Notices: DN: 159 MB_DATA_DATA (ID=1): survey data DN: 56 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: 35 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 3601 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: 56 MB_ERROR_COMMENT (ID=-5): Comment record EN: 11217 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 0 1 1 1 1 0 0 0 0 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 1 1 1 1 1 1 1 1 1 0 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 1 1 1 1 1 1 1 1 1 CM: 0 0 1 1 1 1 1 1 1 0 CM: 0 0 0 0 1 1 1 1 1 0 CM: 0 0 0 0 0 1 1 1 0 0