Survey of the Paris meridian
                        
                            GPTKB entity
                        
                    
                Statements (23)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:surveyor | 
| gptkbp:alsoKnownAs | gptkb:French_meridian_arc_survey | 
| gptkbp:beganIn | 1669 | 
| gptkbp:completedIn | late 19th century | 
| gptkbp:conductedBy | gptkb:French_Academy_of_Sciences | 
| gptkbp:country | gptkb:France | 
| gptkbp:measuredFrom | gptkb:Dunkirk | 
| gptkbp:measuredTo | gptkb:Barcelona | 
| gptkbp:method | triangulation | 
| gptkbp:notableParticipant | gptkb:Jean-Baptiste_Delambre gptkb:Pierre_Méchain gptkb:César-François_Cassini_de_Thury Jean Picard | 
| gptkbp:purpose | to determine the shape and size of the Earth | 
| gptkbp:relatedTo | gptkb:French_Academy_of_Sciences gptkb:Paris_meridian meridian arc | 
| gptkbp:resultedIn | establishment of the metric system | 
| gptkbp:significance | helped confirm the oblate shape of the Earth | 
| gptkbp:usedFor | definition of the metre | 
| gptkbp:bfsParent | gptkb:Pierre_Méchain | 
| gptkbp:bfsLayer | 7 | 
| https://www.w3.org/2000/01/rdf-schema#label | Survey of the Paris meridian |