The 6th Post-Newtonian Potential Terms at $O(G_N^4)$
J. Blümlein, A. Maier, P. Marquard, G. Schäfer
Abstract
We calculate the potential contributions of the Hamiltonian in harmonic coordinates up 6PN for binary mass systems to $O(G_N^4)$ and perform comparisons to recent results in the literature \cite{Bern:2021dqo} and \cite{Bini:2020nsb}.
