English

Full-analytic frequency-domain gravitational wave forms from eccentric compact binaries to 2PN accuracy

General Relativity and Quantum Cosmology 2013-03-25 v2

Abstract

The article provides full-analytic gravitational wave (GW) forms for eccentric nonspinning compact binaries of arbitrary mass ratio in the time Fourier domain. The semi-analytical property of recent descriptions, i.e. the demand of inverting the higher-order Kepler equation numerically but keeping all other computations analytic, is avoided for the first time. The article is a completion of a previous one (Tessmer and Sch\"afer, Phys. Rev. D 82, 124064 (2010)) to second post-Newtonian (2PN) order in the harmonic GW amplitude and conservative orbital dynamics. A fully analytical inversion formula of the Kepler equation in harmonic coordinates is provided, as well as the analytic time Fourier expansion of trigonometric functions of the eccentric anomaly in terms of sines and cosines of the mean anomaly. Tail terms are not considered.

Keywords

Cite

@article{arxiv.1012.3894,
  title  = {Full-analytic frequency-domain gravitational wave forms from eccentric compact binaries to 2PN accuracy},
  author = {Manuel Tessmer and Gerhard Schaefer},
  journal= {arXiv preprint arXiv:1012.3894},
  year   = {2013}
}

Comments

48 pages

R2 v1 2026-06-21T17:00:32.069Z