2019年IAO理论高年组第1题-月亮上中天

英文题目

1. Culmination of the Moon. To prepare for observing the annular solar eclipse, which will take place on December 26, 2019 (early in the morning Romanian time), the Polar Bear-astronomer decided to observe the culmination Of the Moon and came to Piatra Neamt for this.

1.1 At what day Of October 2019 will the Moon culminate at the highest position?

1.2 At what time (with the accuracy of an hour) will this happen?

1.3 Estimate at what height this culmination will take place?

1.4 Include an artistic picture with an image Of the Bear-astronomer observing the culmination Of the Moon, The inclination angle Of the lunar orbit 5°09 ' should not be taken into account.

中文翻译

1. 月球上中天。为了准备2019年12月26日的日环食观测，天文学家北极熊打算来到Piatra Neamt观测月亮上中天的情况。

1.1 在2019年的10月份的哪一天月球上中天的高度最高？

1.2 月亮在这一天什么时候上中天？（精确到小时）

1.3 估计这次月亮上中天的高度。

1.4 绘制一幅艺术想象图，展现北极熊观测月亮上中天的场景。月亮公转轨道5°09 '的倾角无需考虑在内。