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D-型小行星

D-型小行星有非常低的反照率和无特征的浅红色电磁频谱 [来源请求]。它被认为成分中富含有机硅酸盐、和无水硅酸盐,在其内部可能还有水 [来源请求]。发现的D-型小行星主要分布在小行星带的外侧和更外面的区域;例如阿达拉 (Atala )阿基里斯 (Achilles)霍克得 (Hektor)希达高 (Hidalgo)

尼斯模型认为D-型小行星是被捕获的古柏带天体[1]

在1992年,Larry A. Lebofsky和同事发表一篇文章,他们发现主带的D-型小行星 Irmintraud 的光谱在3微米的特征[2]。此一特征被认为是表面有水存在的暗示,并表明D-型小行星更有可能是经过改变的状态,而不是不变的,原始的或原始的状态[2]

相关条目

参考资料

  1. ^ William B. McKinnon, 2008, "On The Possibility Of Large KBOs Being Injected Into The Outer Asteroid Belt". American Astronomical Society, DPS meeting #40, #38.03[1]页面存档备份,存于互联网档案馆
  2. ^ 2.0 2.1 Lebofsky, Larry A. (1992) NASA Technical Reports Server. An Infrared Reflectance Study of Low Albedo Surface Constituents.页面存档备份,存于互联网档案馆Search archive页面存档备份,存于互联网档案馆 N92-10830.
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D-型小行星
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