Possible binary.[32] 26 December 2030 Earth Terrestrial planets 12 742 km 660 km Terrestrial planet Gravity assist. First spacecraft to go as far as Jupiter's orbit and return to the vicinity of the Earth.[33] 2 March 2033 617 Patroclus-Menoetius Trojan camp at L5 Patroclus: 113 km Menoetius: 104 km 1000 km Binary P-type asteroids.[34] The pair orbit at a separation of 680 km