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A Mars-crossing asteroid (MCA, also Mars-crosser, MC) is an asteroid whose orbit crosses that of Mars. Some Mars-crossers numbered below 100000 are listed here. They include the two numbered Mars trojans 5261 Eureka and (101429) 1998 VF 31 .
Taurinensis is a Mars-crossing asteroid, a dynamically unstable group between the main belt and the near-Earth populations, crossing the orbit of Mars at 1.666 AU. It orbits the Sun at a distance of 1.6–2.7 AU once every 3 years and 3 months (1,183 days).
- 23 June 1903
- Heidelberg Obs.
2018 LF 16 is a small Mars crossing asteroid roughly 213 m (699 ft) in diameter. It was first observed by astronomers with the Pan-STARRS survey at Haleakala Observatory on 14 June 2018. It was removed from the Sentry Risk Table on 29 July 2021.
- 14 June 2018
- Pan-STARRS 1
- 2018 LF₁₆
- Haleakala Obs.
Sirene is a Mars-crossing asteroid with a notably large semi-major axis is 2.62 AU, due to its high eccentricity of 0.46. It orbits the Sun in the central main-belt at a distance of 1.4–3.8 AU once every 4 years and 3 months (1,552 days). Its orbit has an inclination of 16° with respect to the ecliptic.
- 31 October 1923
- Heidelberg Obs.
Los asteroides que cruzan la órbita de Marte (MCAs, siglas en inglés de Mars-crossing asteroids) son un grupo de asteroides del Sistema solar cuya órbita se cruza con la del planeta Marte .
3908 Nyx is an Amor and Mars-crosser asteroid. It was discovered by Hans-Emil Schuster on August 6, 1980, and is named after Nyx, the Greek goddess of the night, after which Pluto 's moon Nix is also named. It is 1–2 km in diameter and is a V-type asteroid, meaning that it may be a fragment of the asteroid 4 Vesta .
1951 SX, también conocido como (118162) 1951 SX es un asteroide perteneciente a un grupo especial de asteroides que se caracterizan por cruzar la órbita de Marte, (en inglés: Mars-crossing asteroid ), y sus órbitas tienen un perihelio entre 1,3 y 1,666 UA y un semieje menor de 3,2 UA.
