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2013 ND15
(also written 2013 ND15) is an asteroid that is a temporary trojan of Venus, the first known Venus trojan.〔
== Discovery, orbit and physical properties ==
was discovered on July 13, 2013 by N. Primak, A. Schultz, T. Goggia and K. Chambers observing for the Pan-STARRS project. As of September 2014, it has been observed 21 times with a data-arc span of 26 days. It is an Aten asteroid and its semi-major axis (0.7235 AU) is very similar to that of Venus but it has high eccentricity (0.6115) and small orbital inclination (4.794°). With an absolute magnitude of 24.1, it has a diameter in the range 40–100 m (for an assumed albedo range of 0.04-0.20).
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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