About: http://webisa.webdatacommons.org/30166518

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Earths orbit speeds up and slows down and this is apparently ???compensated for???. the relativistic changes during aphelion and perihelion of all the planets including the sun are insignificant.
http://www.w3.org/ns/prov#wasQuotedFrom	wattsupwiththat.com