Sixth Catalog of Orbits of Visual Binary Stars
                        
                            GPTKB entity
                        
                    
                Statements (14)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | 
                                    
                                        
                                            gptkb:astronomer
                                        
                                         | 
                            
| gptkbp:abbreviation | 
                                    
                                        
                                            
                                            ORB6
                                        
                                        
                                         | 
                            
| gptkbp:language | 
                                    
                                        
                                            
                                            English
                                        
                                        
                                         | 
                            
| gptkbp:maintainedBy | 
                                    
                                        
                                            gptkb:United_States_Naval_Observatory
                                        
                                         | 
                            
| gptkbp:provides | 
                                    
                                        
                                            
                                            visual binaries
                                        
                                        
                                         orbital elements  | 
                            
| gptkbp:relatedTo | 
                                    
                                        
                                            gptkb:Washington_Double_Star_Catalog
                                        
                                         | 
                            
| gptkbp:subject | 
                                    
                                        
                                            
                                            visual binary stars
                                        
                                        
                                         | 
                            
| gptkbp:updated | 
                                    
                                        
                                            
                                            regularly
                                        
                                        
                                         | 
                            
| gptkbp:usedBy | 
                                    
                                        
                                            gptkb:astronomer
                                        
                                         | 
                            
| gptkbp:website | 
                                    
                                        
                                            
                                            https://www.usno.navy.mil/USNO/astrometry/optical-IR-prod/wds/orb6
                                        
                                        
                                         | 
                            
| gptkbp:bfsParent | 
                                    
                                        
                                            gptkb:Washington_Double_Star_Catalog
                                        
                                         | 
                            
| gptkbp:bfsLayer | 
                                    
                                        
                                            
                                            7
                                        
                                        
                                         | 
                            
| https://www.w3.org/2000/01/rdf-schema#label | 
                                    
                                        
                                            
                                            Sixth Catalog of Orbits of Visual Binary Stars
                                        
                                        
                                         |