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Download fileMotion of a pair of gravitating bodies in dark energy presence: small deviations from Keplerian motion
journal contribution
posted on 18.08.2020, 09:27 authored by Anatoly NeishtadtAnatoly Neishtadt, Gennady Bisnovatyi-KoganThe problem of the motion of two gravitating bodies in the presence of dark energy (DE), considered as a perturbing factor, is investigated. In addition to the orbit precession frequency obtained in previous studies, the correction to the orbital motion frequency was calculated, and the oscillations of the semi-major axis and the eccentricity of the orbit caused by the influence of DE were studied.
Funding
Russian Foundation for Basic Research, project nos. 18-02-00619, 20-02-000455, and 20-52-12053
Leverhulme Trust, project no. RPG-2018-143
History
School
- Science
Department
- Mathematical Sciences