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2063 Bacchus : ウィキペディア英語版 | 2063 Bacchus
2063 Bacchus ( ) is an Apollo asteroid and Venus- and Mars-crosser asteroid. It was discovered on April 24, 1977, by Charles T. Kowal at the Palomar Observatory. In March 1996 radar observations were conducted at the Goldstone Observatory under the direction of JPL scientists Steven Ostro and Lance Benner, allowing the construction of a model of the object.〔Benner, L. A. M., R. S. Hudson, S. J. Ostro, K. D. Rosema, J. D. Giorgini, D. K. Yeomans, R. F. Jurgens, D. L. Mitchell, R. Winkler, R. Rose, M. A. Slade, M. L. Thomas, and P. Pravec. (1999). (Radar observations of asteroid 2063 Bacchus ). ''Icarus'' 139, 309–327〕 Optical observations were conducted by Petr Pravec, Marek Wolf, and Lenka Šarounová during March and April 1996. Bacchus is about 2.6×1.1×1.1 km〔 in size and has a bilobate shape. Its spectral type is Sq.〔 Its name derives from the Roman god Bacchus. On 31 March 1996, Bacchus passed from Earth.〔 ==References==
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