Swath Data File: 20070727103820263_0278_20020720_030654p.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: 187 Bathymetry Data (191 beams): Number of Beams: 35717 Number of Good Beams: 32220 90.21% Number of Zero Beams: 3497 9.79% Number of Flagged Beams: 0 0.00% Amplitude Data (191 beams): Number of Beams: 35717 Number of Good Beams: 32220 90.21% Number of Zero Beams: 3497 9.79% Number of Flagged Beams: 0 0.00% Sidescan Data (1024 pixels): Number of Pixels: 191488 Number of Good Pixels: 190464 99.47% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 1024 0.53% Navigation Totals: Total Time: 0.9956 hours Total Track Length: 20.8700 km Average Speed: 20.9612 km/hr (11.3304 knots) Start of Data: Time: 07 20 2002 03:07:09.131000 JD201 Lon: -125.3216 Lat: 36.4835 Depth: 4494.7200 meters Speed: 19.6200 km/hr (10.6054 knots) Heading: 209.5000 degrees Sonar Depth: 5.5200 m Sonar Altitude: 4489.2000 m End of Data: Time: 07 20 2002 04:06:53.468000 JD201 Lon: -125.2353 Lat: 36.4232 Depth: 4495.0800 meters Speed: 19.8000 km/hr (10.7027 knots) Heading: 74.4000 degrees Sonar Depth: 5.4800 m Sonar Altitude: 4489.6000 m Limits: Minimum Longitude: -125.4633 Maximum Longitude: -125.2064 Minimum Latitude: 36.3095 Maximum Latitude: 36.5244 Minimum Sonar Depth: 3.9700 Maximum Sonar Depth: 7.0200 Minimum Altitude: 4488.0800 Maximum Altitude: 4510.0000 Minimum Depth: 4251.4300 Maximum Depth: 4824.6000 Minimum Amplitude: -45.0000 Maximum Amplitude: 23.5000 Minimum Sidescan: 0.0000 Maximum Sidescan: 71.0000 Data Record Type Notices: DN: 187 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: 39 MB_DATA_RUN_PARAMETER (ID=13): Simrad runtime parameter datagram DN: 3601 MB_DATA_CLOCK (ID=14): Simrad clock datagram DN: 354 MB_DATA_HEADING (ID=17): Heading record DN: 9588 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: 17196 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 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 0 CM: 1 1 1 1 1 1 1 1 1 1 CM: 0 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 0 1 1 1 1 1 1 1 1