Swath Data File: 0137_20031016_053028p.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: 191 Bathymetry Data (191 beams): Number of Beams: 36481 Number of Good Beams: 33634 92.20% Number of Zero Beams: 2847 7.80% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 36481 Number of Good Beams: 33634 92.20% Number of Zero Beams: 2847 7.80% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 195584 Number of Good Pixels: 194560 99.48% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 1024 0.52% Navigation Totals: Total Time: 0.9944 hours Total Track Length: 18.3200 km Average Speed: 18.4233 km/hr ( 9.9585 knots) Start of Data: Time: 10 16 2003 05:30:44.639000 JD289 Lon: -79.3618 Lat: 4.3246 Depth: 3144.0100 meters Speed: 17.4600 km/hr ( 9.4378 knots) Heading: 6.4300 degrees Sonar Depth: 5.8500 m Sonar Altitude: 3146.0800 m End of Data: Time: 10 16 2003 06:30:24.446000 JD289 Lon: -79.2931 Lat: 4.4601 Depth: 2991.8500 meters Speed: 18.5400 km/hr (10.0216 knots) Heading: 56.5100 degrees Sonar Depth: 5.7700 m Sonar Altitude: 2985.2000 m Limits: Minimum Longitude: -79.4731 Maximum Longitude: -79.2314 Minimum Latitude: 4.3125 Maximum Latitude: 4.5462 Minimum Sonar Depth: 4.9300 Maximum Sonar Depth: 6.4200 Minimum Altitude: 2971.9200 Maximum Altitude: 3147.7600 Minimum Depth: 2730.0400 Maximum Depth: 3736.8700 Minimum Amplitude: -36.5000 Maximum Amplitude: 18.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 95.1900 Data Record Type Notices: DN: 191 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: 43 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: 11225 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record Problem Notices: Coverage Mask: CM dimensions: 10 10 CM: 0 0 1 1 1 1 0 0 0 0 CM: 0 1 1 1 1 1 1 0 0 0 CM: 0 1 1 1 1 1 1 1 0 0 CM: 1 1 1 1 1 1 1 1 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: 1 1 1 1 1 1 1 1 1 1 CM: 1 1 1 1 1 1 1 1 1 1