Swath Data File: sb2100_vf.19970303-1700p.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: 126 Bathymetry Data (151 beams): Number of Beams: 19026 Number of Good Beams: 14385 75.61% Number of Zero Beams: 3787 19.90% Number of Flagged Beams: 854 4.49% Amplitude Data (151 beams): Number of Beams: 19026 Number of Good Beams: 14385 75.61% Number of Zero Beams: 3787 19.90% Number of Flagged Beams: 854 4.49% Sidescan Data (2000 pixels): Number of Pixels: 252000 Number of Good Pixels: 244814 97.15% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 7186 2.85% Navigation Totals: Total Time: 0.3689 hours Total Track Length: 4.5779 km Average Speed: 12.4103 km/hr ( 6.7083 knots) Start of Data: Time: 03 03 1997 16:36:22.940000 JD62 Lon: -76.2268 Lat: -43.4166 Depth: 3518.5000 meters Speed: 14.4381 km/hr ( 7.8044 knots) Heading: 89.4880 degrees Sonar Depth: 0.0000 m Sonar Altitude: 3518.5000 m End of Data: Time: 03 03 1997 16:58:30.915000 JD62 Lon: -76.1703 Lat: -43.4160 Depth: 3537.0000 meters Speed: 10.7293 km/hr ( 5.7996 knots) Heading: 91.2750 degrees Sonar Depth: 0.0000 m Sonar Altitude: 3537.0000 m Limits: Minimum Longitude: -76.2269 Maximum Longitude: -76.1676 Minimum Latitude: -43.4707 Maximum Latitude: -43.3597 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 0.0000 Minimum Altitude: 3518.5000 Maximum Altitude: 3538.1001 Minimum Depth: 1756.1000 Maximum Depth: 3644.0000 Minimum Amplitude: 25.9794 Maximum Amplitude: 73.7294 Minimum Sidescan: 0.5024 Maximum Sidescan: 5715.4208 Data Record Type Notices: DN: 126 MB_DATA_DATA (ID=1): survey data DN: 39 MB_DATA_COMMENT (ID=2): comment Nonfatal Error Notices: EN: 39 MB_ERROR_COMMENT (ID=-5): Comment record 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