Oblique impact cratering experiments in brittle targets: Implications for elliptical craters on the Moon

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• 作者：Tatsuhiro Michikami^a ; ^{michikami@hiro.kindai.ac.jp} ; Axel Hagermann^b ; Tomokatsu Morota^c ; Junichi Haruyama^d ; Sunao Hasegawa^d
• 关键词：Oblique impact cratering process ; Pit crater ; Moon ; Elliptical crater ; Laboratory experiments
• 刊名：Planetary and Space Science
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：135
• 期：Complete
• 页码：27-36
• 全文大小：1501 K
• 卷排序：135

文摘

Ellipticities of crater and hole are similar, and increase with decreasing impact angle. Sizes and shapes of craters are independent of the existence of a hole. Most elliptical craters produced in the strength regime are likely to be secondary crater.