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- This guide is intended for those observers interested in undertaking an astrometric CCD-observing program of minor planet and/or comets. 本指南提供给那些用CCD拍摄小行星和/或彗星并打算对其进行天文测量的观测者们。
- "We want to stress that this object is not a threat," said Dr.Timothy Spahr, director of the International Astronomical Union's Minor Planet Center. “我们想强调的是，这个对象不是一种威胁博士说： ”蒂莫Spahr ，主管国际天文联合会小行星中心。
- It is also used for the difference between the observed position of an object (minor planet or comet) and the position calculated from an orbit. 该术语也用于描述观测的某天体（小行星或彗星）的位置与轨道计算值之间的差别。
- Since 1978 he has directed the Minor Planet Center (MPC) at the Smithsonian Astrophysical Observatory in Cambridge, Mass. 他从1978年开始担任美国麻州剑桥史密森尼天文物理观测站的小行星中心（MPC）主任。
- Williams of the International Astronomical Union's Minor Planet Center in Cambridge, Massachusetts, has helped in determining the astronomical position of this asteroid. 设在马萨诸塞州剑桥国际天文协会小行星中心的威廉斯曾帮助确定这颗小行星的方位。
- Each new name proposal from a discoverer of a numbered minor planet is accompanied by a brief citation, describing why the particular name is being bestowed.Citations should be brief and to the point. 没个被发现者命名的编号小行星都应该有一段概述，用以描述该小行星的名字为何被如此命名。
- Asteroids,also known as "minor planets",are numerous in the outer space. 小行星,亦称为“小型行星”,在外太空中不计其数。
- Names for minor planets are proposed by the discoverer of a specific object after the object is numbered. 当你的小行星被授予正式编号后，你就可以提议对该天体命名。
- As you know the Sun is the center of this system and around it revolve nine major planets and about1,600 minor planets( or asteroids). 正如你所了解到的，太阳是整个太阳系的核心，九大行星和约1600颗小行星则围绕太阳公转。
- Instead, it will be reclassified in a new category of "dwarf planets," similar to what long have been termed "minor planets. 因此，冥王星应该被列为一种新的星体“矮行星”，这与长久以来被命名为“小行星”的星体相似。
- Saturn is the planet sixth in order from the sun. 土星是依次离太阳的第六颗行星。
- A possibility to determine the correction of zero point of reference frame in the observation of minor planets with a new type of photo-elec- tronic imaging divice CCD is described. 通过实验阐述用新型电荷耦合器件 CCD(charge coupled device)观测小行星决定坐标系零点改正的可能性;
- A minor road connects the highways. 一条小路同几条公路相连。
- Mars is the fourth planet in order from the sun. 火星是太阳系的第四颗行星。
- I don't want to go into the minor details now. 我现在不想涉及枝节问题。
- We can afford to overlook minor offences. 我们可以不计较小过。
- I made minor alterations to the article. 我对这篇文章作了小规模的修改。
- An evil influence of a star or planet. 恒星或行星邪恶的影响
- I major in French and minor in English. 我学习的主科是法语，副科是英语。
- He was admitted to hospital with minor burns. 他因轻度烧伤而入院。
