Swath Data File: 0363_20031025_102745p.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: 168 Bathymetry Data (191 beams): Number of Beams: 32088 Number of Good Beams: 29934 93.29% Number of Zero Beams: 2154 6.71% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 32088 Number of Good Beams: 29934 93.29% Number of Zero Beams: 2154 6.71% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 172032 Number of Good Pixels: 171008 99.40% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 1024 0.60% Navigation Totals: Total Time: 0.9964 hours Total Track Length: 23.0587 km Average Speed: 23.1420 km/hr (12.5092 knots) Start of Data: Time: 10 25 2003 10:27:52.048000 JD298 Lon: -84.5047 Lat: -5.0814 Depth: 3938.0600 meters Speed: 21.4200 km/hr (11.5784 knots) Heading: 177.4800 degrees Sonar Depth: 5.9000 m Sonar Altitude: 3928.9600 m End of Data: Time: 10 25 2003 11:27:39.075000 JD298 Lon: -84.5040 Lat: -5.2899 Depth: 3887.3000 meters Speed: 22.3200 km/hr (12.0649 knots) Heading: 176.0600 degrees Sonar Depth: 6.6600 m Sonar Altitude: 3881.0400 m Limits: Minimum Longitude: -84.6259 Maximum Longitude: -84.3828 Minimum Latitude: -5.2947 Maximum Latitude: -5.0771 Minimum Sonar Depth: 4.0400 Maximum Sonar Depth: 7.5600 Minimum Altitude: 3801.2000 Maximum Altitude: 4183.5200 Minimum Depth: 3372.2400 Maximum Depth: 4293.3100 Minimum Amplitude: -38.0000 Maximum Amplitude: -0.5000 Minimum Sidescan: 0.0000 Maximum Sidescan: 65.0600 Data Record Type Notices: DN: 168 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: 47 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: 3600 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: 11227 MB_ERROR_OTHER (ID=-8): Neither a data record nor a comment record EN: 1 MB_ERROR_NOT_ENOUGH_DATA (ID=-21): Not enough data to perform spline interpolation Problem Notices: Coverage Mask: CM dimensions: 10 10 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 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