Swath Data File: sb2100_vf.19970314-2100p.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: 277 Bathymetry Data (151 beams): Number of Beams: 41827 Number of Good Beams: 26294 62.86% Number of Zero Beams: 13066 31.24% Number of Flagged Beams: 2467 5.90% Amplitude Data (151 beams): Number of Beams: 41827 Number of Good Beams: 26294 62.86% Number of Zero Beams: 13066 31.24% Number of Flagged Beams: 2467 5.90% Sidescan Data (2000 pixels): Number of Pixels: 554000 Number of Good Pixels: 387095 69.87% Number of Zero Pixels: 0 0.00% Number of Flagged Pixels: 166905 30.13% Navigation Totals: Total Time: 0.9938 hours Total Track Length: 23.7071 km Average Speed: 23.8541 km/hr (12.8941 knots) Start of Data: Time: 03 14 1997 19:58:43.101000 JD73 Lon: -73.5342 Lat: -34.2376 Depth: 4700.7002 meters Speed: 23.1729 km/hr (12.5259 knots) Heading: 0.1000 degrees Sonar Depth: 0.0000 m Sonar Altitude: 4700.7002 m End of Data: Time: 03 14 1997 20:58:20.910000 JD73 Lon: -73.5330 Lat: -34.0239 Depth: 4396.7002 meters Speed: 23.9837 km/hr (12.9642 knots) Heading: 0.0470 degrees Sonar Depth: 0.0000 m Sonar Altitude: 4396.7002 m Limits: Minimum Longitude: -73.6635 Maximum Longitude: -73.4035 Minimum Latitude: -34.2376 Maximum Latitude: -34.0229 Minimum Sonar Depth: 0.0000 Maximum Sonar Depth: 0.0000 Minimum Altitude: 4077.3000 Maximum Altitude: 5010.2998 Minimum Depth: 2226.1001 Maximum Depth: 5299.7002 Minimum Amplitude: 35.7294 Maximum Amplitude: 70.9794 Minimum Sidescan: 5.5262 Maximum Sidescan: 4148.5060 Data Record Type Notices: DN: 277 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 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 0 CM: 0 1 1 1 1 1 1 1 1 0 CM: 0 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 0