3 papers
astro-ph.EP2025
Classifying and characterizing the evolution of minimum orbit intersection distance for near-Earth asteroids
Shoucun Hu, Yuanyuan Chen, Xinran Li +2
In this paper, the minimum orbit intersection distances (MOIDs) of near-Earth asteroids (NEAs) over the next 200 years were computed and analyzed in detail. It was shown that the M…
astro-ph.IM2023
PyMsOfa: A Python Package for the Standards of Fundamental Astronomy (SOFA) Service
Jianghui Ji, Dongjie Tan, Chunhui Bao +4
The Standards of Fundamental Astronomy (SOFA) is a service provided by the International Astronomical Union (IAU) that offers algorithms and software for astronomical calculations,…
astro-ph.EP2023
Peculiar orbital characteristics of Earth quasi-satellite 469219 Kamo`oalewa: implications for the Yarkovsky detection and orbital uncertainty propagation
Shoucun Hu, Bin Li, Haoxuan Jiang +2
469219 Kamo`oalewa is selected as one of the primary targets of Tianwen-2 mission, which is currently believed to be the most stable quasi-satellite of Earth. Here we derive a weak…