Chesapeake Bay impact crater
                        
                            GPTKB entity
                        
                    
                Statements (23)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | 
                                    
                                        
                                            gptkb:lunar_impact_crater
                                        
                                         | 
                            
| gptkbp:affects | 
                                    
                                        
                                            
                                            groundwater in southeastern Virginia
                                        
                                        
                                         | 
                            
| gptkbp:age | 
                                    
                                        
                                            
                                            about 35 million years
                                        
                                        
                                         | 
                            
| gptkbp:burialPlace | 
                                    
                                        
                                            
                                            yes
                                        
                                        
                                         | 
                            
| gptkbp:centralPeakDiameter | 
                                    
                                        
                                            
                                            about 38 kilometers
                                        
                                        
                                         | 
                            
| gptkbp:coordinates | 
                                    
                                        
                                            
                                            37.3°N 76.0°W
                                        
                                        
                                         | 
                            
| gptkbp:country | 
                                    
                                        
                                            gptkb:United_States
                                        
                                         | 
                            
| gptkbp:coveredBy | 
                                    
                                        
                                            
                                            Chesapeake Bay
                                        
                                        
                                         | 
                            
| gptkbp:diameter | 
                                    
                                        
                                            
                                            85 kilometers
                                        
                                        
                                         about 85 kilometers  | 
                            
| gptkbp:discoveredBy | 
                                    
                                        
                                            
                                            1983
                                        
                                        
                                         | 
                            
| gptkbp:evidenceFoundBy | 
                                    
                                        
                                            
                                            drilling and seismic surveys
                                        
                                        
                                         | 
                            
| gptkbp:formedBy | 
                                    
                                        
                                            
                                            asteroid or comet impact
                                        
                                        
                                         | 
                            
| gptkbp:location | 
                                    
                                        
                                            gptkb:Virginia
                                        
                                         | 
                            
| gptkbp:maximumDepth | 
                                    
                                        
                                            
                                            about 1.3 kilometers
                                        
                                        
                                         | 
                            
| gptkbp:namedAfter | 
                                    
                                        
                                            
                                            Chesapeake Bay
                                        
                                        
                                         | 
                            
| gptkbp:period | 
                                    
                                        
                                            gptkb:Eocene
                                        
                                         | 
                            
| gptkbp:relatedTo | 
                                    
                                        
                                            
                                            Chesapeake Bay
                                        
                                        
                                         | 
                            
| gptkbp:significance | 
                                    
                                        
                                            
                                            one of the best-preserved impact craters in the United States
                                        
                                        
                                         | 
                            
| gptkbp:structureType | 
                                    
                                        
                                            
                                            complex crater
                                        
                                        
                                         | 
                            
| gptkbp:bfsParent | 
                                    
                                        
                                            gptkb:Popigai_impact_structure
                                        
                                         | 
                            
| gptkbp:bfsLayer | 
                                    
                                        
                                            
                                            8
                                        
                                        
                                         | 
                            
| https://www.w3.org/2000/01/rdf-schema#label | 
                                    
                                        
                                            
                                            Chesapeake Bay impact crater
                                        
                                        
                                         |