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(66063) 1998 RO1
(66063) 1998 RO1 is an Aten asteroid with a very eccentric orbit that was discovered September 14, 1998, by the LINEAR program.〔〔 It is known to have a moon, S/2001 (66063) 1.
==Interaction with Earth==
1998 RO1's orbit is very eccentric, with an aphelion beyond the orbit of Mars and a perihelion inside the orbit of Mercury.〔 It has an orbital period of 360.29 days (0.99 years) and makes close approaches to Earth.〔 But 1998 RO1 makes closer approaches to other inner planets, especially Mars. Its closest approach to a planet between 1950–2200 was to Mars, as it passed from Mars on March 19, 1964, and will pass from Mars on October 12, 2065.〔
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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