celestial azimuth

简明释义

天体方位

英英释义

例句

1.Using a star chart, I was able to determine the celestial azimuth 天体方位角 of Polaris, the North Star.

使用星图，我能够确定北极星的celestial azimuth 天体方位角。

2.To observe the solar eclipse, you must know the celestial azimuth 天体方位角 of the sun at your location.

为了观察日食，您必须知道太阳在您所在位置的celestial azimuth 天体方位角。

3.During the navigation course, we learned how to use a compass to find the celestial azimuth 天体方位角 of various celestial bodies.

在导航课程中，我们学习了如何使用指南针找到各种天体的celestial azimuth 天体方位角。

4.The astronomer calculated the celestial azimuth 天体方位角 to determine the exact position of the star in the night sky.

天文学家计算了celestial azimuth 天体方位角，以确定星星在夜空中的确切位置。

5.The celestial azimuth 天体方位角 is essential for amateur astronomers when locating planets.

对于业余天文学家来说，celestial azimuth 天体方位角 对于定位行星是至关重要的。

作文

In the realm of astronomy and navigation, understanding the position of celestial bodies is crucial. One of the key concepts that helps in this understanding is the celestial azimuth. The celestial azimuth refers to the angle between a reference direction (usually true north) and the vertical circle that passes through a celestial object. This concept is essential for astronomers and navigators alike, as it allows them to pinpoint the location of stars, planets, and other celestial phenomena in the night sky.To grasp the significance of celestial azimuth, one must first understand how it is measured. The azimuth is measured in degrees, ranging from 0° to 360°. A celestial azimuth of 0° indicates that the celestial object is directly north, while 90° would mean it is due east, 180° is due south, and 270° is due west. This angular measurement provides a clear and precise way to locate celestial objects relative to the observer's position on Earth.Navigators have relied on the celestial azimuth for centuries to determine their course across oceans. By measuring the azimuth of a known star or planet, sailors could calculate their latitude and longitude, allowing them to navigate with greater accuracy. Even today, modern navigation systems continue to incorporate principles of celestial azimuth to enhance GPS technology and other navigational tools.Astronomers also utilize the concept of celestial azimuth when observing celestial events. For instance, during a solar or lunar eclipse, knowing the azimuth of the sun or moon can help astronomers predict the timing and visibility of these events from different locations on Earth. Additionally, amateur astronomers often use the celestial azimuth to locate specific stars or constellations in the night sky, enhancing their stargazing experience.The importance of celestial azimuth extends beyond practical applications. It plays a significant role in cultural astronomy as well. Many ancient civilizations used the principles of celestial azimuth to align their monuments and structures with celestial events. For example, the pyramids of Egypt and Stonehenge in England are believed to have been constructed with consideration of the azimuth of the sun during solstices and equinoxes.In conclusion, the celestial azimuth is a fundamental concept in both astronomy and navigation. It allows for precise measurements of celestial objects' positions, aiding navigators and astronomers in their pursuits. Furthermore, its historical significance in cultural practices highlights the interconnectedness of humanity's understanding of the cosmos. As we continue to explore the universe, the celestial azimuth will undoubtedly remain a vital tool in our quest for knowledge about the stars and beyond.

在天文学和导航领域，理解天体的位置至关重要。帮助理解这一点的关键概念之一是天体方位角。天体方位角是指参考方向（通常是真北）与通过某一天体的垂直圆之间的角度。这个概念对于天文学家和导航员来说都是必不可少的，因为它使他们能够在夜空中准确定位星星、行星和其他天体现象。要理解天体方位角的重要性，首先必须了解它是如何测量的。方位角以度数为单位，范围从0°到360°。天体方位角为0°表示天体正好在北方，而90°则意味着它在正东方，180°在正南方，270°在正西方。这种角度测量提供了一种清晰而精确的方法来定位相对于观察者在地球上的位置的天体。航海者依靠天体方位角已经有几个世纪的历史，以确定他们穿越海洋的航向。通过测量已知星星或行星的方位角，水手可以计算出他们的纬度和经度，从而提高导航的准确性。即使在今天，现代导航系统仍然继续结合天体方位角的原理，以增强GPS技术和其他导航工具。天文学家在观察天文事件时也利用天体方位角的概念。例如，在日食或月食期间，知道太阳或月亮的方位角可以帮助天文学家预测这些事件在地球不同地点的时间和可见性。此外，业余天文学家常常使用天体方位角来定位夜空中特定的星星或星座，增强他们的观星体验。天体方位角的重要性不仅限于实际应用。它在文化天文学中也发挥着重要作用。许多古代文明利用天体方位角的原理来将他们的纪念碑和建筑物与天文事件对齐。例如，埃及的金字塔和英格兰的巨石阵被认为是在考虑太阳在至日和春分时的方位角的情况下建造的。总之，天体方位角是天文学和导航中的一个基本概念。它允许对天体位置进行精确测量，帮助导航员和天文学家追求他们的目标。此外，它在文化实践中的历史意义突显了人类对宇宙理解的相互联系。随着我们继续探索宇宙，天体方位角无疑将继续成为我们获取关于星星及其更远知识的重要工具。