Swath Data File: 20070727103721188_0196_20020713_052329p.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: 159 Bathymetry Data (191 beams): Number of Beams: 30369 Number of Good Beams: 27862 91.74% Number of Zero Beams: 2507 8.26% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 30369 Number of Good Beams: 27862 91.74% Number of Zero Beams: 2507 8.26% 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: 0.9895 hours Total Track Length: 20.9605 km Average Speed: 21.1821 km/hr (11.4498 knots) Start of Data: Time: 07 13 2002 05:23:44.592000 JD194 Lon: -126.2583 Lat: 37.2906 Depth: 4476.6700 meters Speed: 22.1400 km/hr (11.9676 knots) Heading: 225.0000 degrees Sonar Depth: 4.6700 m Sonar Altitude: 4472.0000 m End of Data: Time: 07 13 2002 06:23:06.927000 JD194 Lon: -126.4267 Lat: 37.1583 Depth: 4515.4200 meters Speed: 19.4400 km/hr (10.5081 knots) Heading: 232.5000 degrees Sonar Depth: 4.8600 m Sonar Altitude: 4510.5600 m Limits: Minimum Longitude: -126.5127 Maximum Longitude: -126.1759 Minimum Latitude: 37.0678 Maximum Latitude: 37.3563 Minimum Sonar Depth: 3.9000 Maximum Sonar Depth: 6.7000 Minimum Altitude: 4469.4400 Maximum Altitude: 4511.9200 Minimum Depth: 4030.9300 Maximum Depth: 4773.2500 Minimum Amplitude: -41.0000 Maximum Amplitude: 21.0000 Minimum Sidescan: 0.0000 Maximum Sidescan: 68.5000 Data Record Type Notices: DN: 159 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: 3599 MB_DATA_NAV (ID=12): Navigation record DN: 140 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: 17294 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 1 1 1 1 0 0 0 CM: 0 0 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: 0 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 1 1 1 1 1 0 0 CM: 0 0 0 0 1 1 1 0 0 0