The generalization of the Keplerian orbital elements in general relativity is comprehensively explained in the textbooks by Kopeikin et al. (2011) and Poisson and Will (2014). The additional ...

Gaia DR3 Part 3 provides the catalogues of non-single stars based on different models. The orbital solution of binaries determined from non-single-star orbital models for sources compatible with ...

Abstract: In their operation, LAPAN-A2/ORARI and LAPAN-A3/IPB satellites use SGP4 propagator to predict their position and velocity vectors. The SGP4 propagator needs mean orbital elements which are ...

Casotto, S. (1993) Position and velocity perturbations in the orbital frame in terms of classical element pertu- rbations. Celestial Mechanics and Dynamical Astronomy, 55, 209-221. - References - ...