调查、天体测量后续行动和人口统计
Surveys, Astrometric Follow-up & Population Statistics
摘要:
小行星勘测是小行星科学的支柱,考虑到这一点,我们首先对小行星勘测对我们领域的影响进行广泛的审查。然后,我们提供了一个简短的历史小行星的发现,以便把当代和未来的调查的角度来看。美国的勘测发现了绝大多数小行星,自小行星三发表以来,这种优势得到了巩固。我们对自那时以来一直在运作的小行星调查的描述集中在那些贡献了绝大多数小行星观测和发现的小行星上。我们还提供了一些见解,即将到来的下一代调查,肯定会改变我们的理解小天体在内部太阳系,并提供证据,解开其复杂的动力学和物理历史。小行星中心是小行星发现工作的神经中枢,在过去十年中显著改善了其业务,以便能够管理不断增加的发现率,并确保它能够很好地处理未来十年预期的数据速率。我们还考虑了与新发现的天体的天体测量后续行动有关的困难。显然,这两项努力都必须以新的模式运作,以便跟上下一代地面和空间勘测的预期发现率。
英文摘要:
Asteroid surveys are the backbone of asteroid science, and with this in mind we begin with a broad review of the impact of asteroid surveys on our field. We then provide a brief history of asteroid discoveries so as to place contemporary and future surveys in perspective. Surveys in the United States have discovered the vast majority of the asteroids and this dominance has been consolidated since the publication of Asteroids III. Our descriptions of the asteroid surveys that have been operational since that time are focussed upon those that have contributed the vast majority of asteroid observations and discoveries. We also provide some insight into upcoming next-generation surveys that are sure to alter our understanding of the small bodies in the inner solar system and provide evidence to untangle their complicated dynamical and physical histories. The Minor Planet Center, the nerve center of the asteroid discovery effort, has improved its operations significantly in the past decade so that it can manage the increasing discovery rate, and ensure that it is well-placed to handle the data rates expected in the next decade. We also consider the difficulties associated with astrometric follow-up of newly identified objects. It seems clear that both of these efforts must operate in new modes in order to keep pace with expected discovery rates of next-generation ground- and space-based surveys.
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