Advance of Planetary Perihelion in Post-Newtonian Gravity

TL;DR

This paper provides a straightforward derivation of the perihelion advance of planets within the post-Newtonian framework, applicable to general spherically symmetric spacetimes.

Contribution

It offers an elementary derivation method for planetary perihelion advance in post-Newtonian gravity, broadening understanding beyond specific metrics.

Findings

Derivation applicable to general spherically symmetric metrics

Clarifies the perihelion advance in post-Newtonian approximation

Simplifies previous complex derivations

Abstract

We present an elementary derivation of the planetary advance of the perihelion for a general spherically symmetric line element in the post- newtonian approximation.