Fig. 1: Relative strength of different forces on 2024 YR4 in the dynamical model.

The J2 represents the main component of Earth’s non-spherical perturbation. FSun in the ordinate is the strength of the monopole acceleration of the Sun.

The J2 represents the main component of Earth’s non-spherical perturbation. FSun in the ordinate is the strength of the monopole acceleration of the Sun.