Swath Data File: sb2100_vf.19970405-1200p.mb41 MBIO Data Format ID: 41 Format name: MBF_SB2100RW Informal Description: SeaBeam 2100 series vender format Attributes: SeaBeam 2100, bathymetry, amplitude and sidescan, 151 beams and 2000 pixels, ascii with binary sidescan, SeaBeam Instruments. Metadata: Vessel: Revelle Institution: SIO Platform: Ship Sonar: Seabeam_2112 Sonar Version: Seabeam_2112_1.2.0.A Cruise ID: GENE03RR Cruise Name: Genesis_Expedition_leg_03 PI: Alan_Mix PI Institution: Oregon_State_University Client: OCE93-14679 Corrected Depths: YES Tide Corrected: NO Depths Manually Edited: NO Depths Auto-Edited: NO Roll Bias: -0.580000 degrees Pitch Bias: -0.620000 degrees Heading Bias: 0.000000 degrees Draft: 6.000000 m Data Totals: Number of Records: 452 Bathymetry Data (151 beams): Number of Beams: 68252 Number of Good Beams: 61953 90.77% Number of Zero Beams: 1401 2.05% Number of Flagged Beams: 4898 7.18% Amplitude Data (151 beams): Number of Beams: 68252 Number of Good Beams: 61953 90.77% Number of Zero Beams: 1401 2.05% Number of Flagged Beams: 4898 7.18% Sidescan Data (2000 pixels): Number of Pixels: 904000 Number of Good Pixels: 774794 85.71% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 129206 14.29% Navigation Totals: Total Time: 0.9979 hours Total Track Length: 23.2055 km Average Speed: 23.2536 km/hr (12.5695 knots) Start of Data: Time: 04 05 1997 10:58:42.689000 JD95 Lon: -77.3165 Lat: -13.2828 Depth: 1280.3000 meters Speed: 23.0634 km/hr (12.4667 knots) Heading: 271.1690 degrees Sonar Depth: 0.0000 m Sonar Altitude: 1280.3000 m End of Data: Time: 04 05 1997 11:58:35.246000 JD95 Lon: -77.3246 Lat: -13.3433 Depth: 1395.6000 meters Speed: 22.5866 km/hr (12.2090 knots) Heading: 89.6260 degrees Sonar Depth: 0.0000 m Sonar Altitude: 1395.6000 m Limits: Minimum Longitude: -77.4616 Maximum Longitude: -77.3161 Minimum Latitude: -13.3979 Maximum Latitude: -13.2289 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 0.0000 Minimum Altitude: 1279.3000 Maximum Altitude: 1651.1000 Minimum Depth: 1267.5000 Maximum Depth: 2142.6001 Minimum Amplitude: 30.7288 Maximum Amplitude: 76.2288 Minimum Sidescan: 13.9223 Maximum Sidescan: 6455.1557 Data Record Type Notices: DN: 452 MB_DATA_DATA (ID=1): survey data DN: 39 MB_DATA_COMMENT (ID=2): comment DN: 2 MB_DATA_VELOCITY_PROFILE (ID=6): SVP Nonfatal Error Notices: EN: 39 MB_ERROR_COMMENT (ID=-5): Comment record EN: 2 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 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: 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 0 1 1 1 1 1 1 1 1