Swath Data File: 20070727103541092_0091_20020703_115650p.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_5.1u22-Kongsberg_Simrad_Norway_A/S_Horten Cruise ID: LPRS02RR Cruise Name: La_Perouse_expedition_leg_02 PI: Chris_Goldfinger PI Institution: Oregon_State_University Client: NSF_EAR0107120 Corrected Depths: YES Tide Corrected: NO Depths Manually Edited: NO Roll Bias: 0.390000 degrees Pitch Bias: -0.140000 degrees Heading Bias: 0.000000 degrees Draft: 6.190000 m Data Totals: Number of Records: 277 Bathymetry Data (191 beams): Number of Beams: 52907 Number of Good Beams: 52416 99.07% Number of Zero Beams: 491 0.93% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 52907 Number of Good Beams: 52416 99.07% Number of Zero Beams: 491 0.93% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 283648 Number of Good Pixels: 282624 99.64% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 1024 0.36% Navigation Totals: Total Time: 0.9942 hours Total Track Length: 17.8758 km Average Speed: 17.9796 km/hr ( 9.7187 knots) Start of Data: Time: 07 03 2002 11:57:02.230000 JD184 Lon: -124.9792 Lat: 38.8858 Depth: 3487.9000 meters Speed: 20.1600 km/hr (10.8973 knots) Heading: 80.0000 degrees Sonar Depth: 6.7800 m Sonar Altitude: 3481.1200 m End of Data: Time: 07 03 2002 12:56:41.460000 JD184 Lon: -124.7746 Lat: 38.9042 Depth: 3486.8600 meters Speed: 18.7200 km/hr (10.1189 knots) Heading: 72.5000 degrees Sonar Depth: 4.9400 m Sonar Altitude: 3481.9200 m Limits: Minimum Longitude: -124.9959 Maximum Longitude: -124.7526 Minimum Latitude: 38.8263 Maximum Latitude: 38.9621 Minimum Sonar Depth: 3.3600 Maximum Sonar Depth: 6.7800 Minimum Altitude: 3458.4000 Maximum Altitude: 3503.0400 Minimum Depth: 3224.0500 Maximum Depth: 4108.5500 Minimum Amplitude: -48.0000 Maximum Amplitude: 16.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 66.0000 Data Record Type Notices: DN: 277 MB_DATA_DATA (ID=1): survey data DN: 55 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: 3600 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 354 MB_DATA_HEADING (ID=17): Heading record DN: 9587 MB_DATA_ATTITUDE (ID=18): Attitude record DN: 12 MB_DATA_SSV (ID=19): Surface sound speed record Nonfatal Error Notices: EN: 55 MB_ERROR_COMMENT (ID=-5): Comment record EN: 17198 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: 0 1 1 1 1 1 1 1 1 0 CM: 1 1 1 1 1 1 1 1 1 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 CM: 0 1 1 1 1 1 1 1 1 1 CM: 0 1 1 1 1 1 1 0 0 0