On the possibility of using small asteroids for deflecting near-Earth asteroids
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- 作者：Yuki Akiyama 2TE14418Y@s.kyushu-u.ac.jp" class="auth_mail" title="E-mail the corresponding author ; Mai Bando ; mbando@aero.kyushu-u.ac.jp" class="auth_mail" title="E-mail the corresponding author ; Shinji Hokamoto hokamoto@aero.kyushu-u.ac.jp" class="auth_mail" title="E-mail the corresponding author
- 关键词：Potentially hazardous asteroids ; Asteroid deflection ; Kinetic impactor ; Lambert&rsquo ; s problem
- 刊名：Advances in Space Research
- 出版年：2016
- 出版时间：15 April 2016
- 年：2016
- 卷：57
- 期：8
- 页码：1820-1831
- 全文大小：2477 K
文摘
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A kinetic impactor mission to deflect PHAs using an intermediate asteroid is studied.
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The ΔV for the sequential trajectory to yield a chain collision is formulated.
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The characteristics of the optimal trajectory are revealed.
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Efficient selection strategy of an intermediate asteroid is proposed.