circle of celestial latitude

简明释义

黄纬圈

英英释义

例句

1.Navigators use the circle of celestial latitude 天球纬度圈 to determine their position at sea.

航海者使用天球纬度圈 circle of celestial latitude 来确定他们在海上的位置。

2.During the lecture, the professor highlighted the importance of the circle of celestial latitude 天球纬度圈 in celestial navigation.

在讲座中，教授强调了天球纬度圈 circle of celestial latitude 在天文导航中的重要性。

3.The circle of celestial latitude 天球纬度圈 is essential for understanding the Earth's tilt and its effects on climate.

理解地球的倾斜及其对气候的影响，天球纬度圈 circle of celestial latitude 是必不可少的。

4.Astronomical charts often depict the circle of celestial latitude 天球纬度圈 to help in locating celestial objects.

天文图表通常描绘天球纬度圈 circle of celestial latitude 以帮助定位天体。

5.The astronomer explained how the stars move along the circle of celestial latitude 天球纬度圈 during different seasons.

天文学家解释了星星如何在不同季节沿着天球纬度圈 circle of celestial latitude 移动。

作文

The universe has always fascinated humanity, and the study of celestial bodies has led to the development of various concepts in astronomy. One such concept is the circle of celestial latitude, which plays a crucial role in understanding the positioning of stars and other celestial objects in the sky. This term refers to the imaginary circles that run parallel to the celestial equator, helping astronomers map the heavens and locate celestial bodies with precision.To fully grasp the significance of the circle of celestial latitude in astronomy, we must first understand its relationship with the celestial sphere. The celestial sphere is an abstract representation of the sky, where all celestial objects are projected onto an enormous sphere surrounding the Earth. The celestial equator divides this sphere into the northern and southern celestial hemispheres, much like the Earth's equator does for our planet. The circle of celestial latitude consists of circles that are perpendicular to the celestial equator, indicating various latitudinal positions in the sky.Each circle of celestial latitude is defined by its angular distance from the celestial equator, measured in degrees. For instance, a circle at 30 degrees north latitude would be situated above the celestial equator, while one at 30 degrees south would be below it. These circles help astronomers identify the positions of stars and other celestial phenomena based on their coordinates, which include both right ascension and declination. Right ascension is akin to longitude on Earth, while declination corresponds to latitude.Understanding the circle of celestial latitude is essential for stargazers and astronomers alike. When observing the night sky, one can use these circles to locate specific stars or constellations. For example, if a star is located at a declination of +60 degrees, it would be found on the circle of celestial latitude that runs parallel to the celestial equator at that point. This information is invaluable for navigation, as sailors and explorers have historically relied on the stars to guide their journeys.Furthermore, the circle of celestial latitude is not just a theoretical construct; it has practical applications in modern astronomy. Telescopes and observatories utilize these circles to calibrate their instruments and ensure accurate tracking of celestial objects. By aligning their equipment with the appropriate circle of celestial latitude, astronomers can observe distant galaxies, nebulae, and other cosmic phenomena with remarkable clarity.In conclusion, the circle of celestial latitude is a fundamental concept in the field of astronomy, providing a framework for understanding the positions of celestial bodies in the night sky. By mapping the heavens using these imaginary circles, astronomers can navigate the cosmos with precision and unlock the mysteries of the universe. Whether for scientific research or casual stargazing, the circle of celestial latitude remains an essential tool for anyone seeking to explore the wonders beyond our planet.

宇宙一直以来都吸引着人类，天体的研究促成了天文学中各种概念的发展。其中一个重要概念是天球纬圈，它在理解恒星和其他天体在天空中的位置方面发挥着至关重要的作用。这个术语指的是与天球赤道平行的虚构圆圈，帮助天文学家精确地绘制天空并定位天体。要充分理解天球纬圈在天文学中的重要性，我们首先必须了解它与天球的关系。天球是天空的抽象表示，所有天体都被投影到一个巨大的包围地球的球体上。天球赤道将这个球体分为北半球和南半球，就像地球的赤道一样。天球纬圈由与天球赤道垂直的圆圈组成，指示天空中不同的纬度位置。每个天球纬圈由其与天球赤道的角距离定义，以度数为单位进行测量。例如，位于北纬30度的圆圈将位于天球赤道的上方，而位于南纬30度的圆圈则会在其下方。这些圆圈帮助天文学家根据坐标（包括赤经和赤纬）识别恒星和其他天体现象的位置。赤经类似于地球上的经度，而赤纬对应于纬度。理解天球纬圈对天文爱好者和天文学家来说都是至关重要的。在观察夜空时，人们可以利用这些圆圈找到特定的恒星或星座。例如，如果一颗恒星位于+60度的赤纬，那么它将出现在该点与天球赤道平行的天球纬圈上。这些信息对于导航是无价的，因为历史上水手和探险家一直依靠恒星来指引他们的旅程。此外，天球纬圈不仅仅是一个理论构造；它在现代天文学中具有实际应用。望远镜和天文台利用这些圆圈来校准仪器，确保天体的准确跟踪。通过将设备与适当的天球纬圈对齐，天文学家可以以惊人的清晰度观察遥远的星系、星云和其他宇宙现象。总之，天球纬圈是天文学领域的一个基本概念，为理解天体在夜空中的位置提供了框架。通过使用这些虚构的圆圈绘制天空，天文学家能够精确导航宇宙，揭开宇宙的奥秘。无论是科学研究还是休闲观星，天球纬圈仍然是任何寻求探索我们星球之外奇迹的人的重要工具。