calculated zenith distance

简明释义

计算顶距

英英释义

例句

1.The surveyor used the calculated zenith distance to assess the height of the building accurately.

测量员使用计算的天顶距离来准确评估建筑物的高度。

2.Astronomical software can provide the calculated zenith distance for various celestial bodies.

天文软件可以提供各种天体的计算的天顶距离。

3.For the experiment, the researchers recorded the calculated zenith distance of the sun at noon.

在实验中，研究人员记录了正午时分太阳的计算的天顶距离。

4.In navigation, the sailor relied on the calculated zenith distance to determine their latitude.

在导航中，水手依赖计算的天顶距离来确定他们的纬度。

5.The astronomer measured the star's position using the calculated zenith distance to ensure accuracy.

天文学家使用计算的天顶距离来测量星星的位置，以确保准确性。

作文

In the field of astronomy and navigation, understanding the position of celestial bodies is crucial. One of the key concepts that professionals in these fields often encounter is the calculated zenith distance. This term refers to the angular distance from the zenith, or the point in the sky directly above an observer, to a celestial object. The calculated zenith distance is essential for accurately determining the altitude of stars and other celestial bodies, which in turn aids in navigation and timekeeping. To grasp the significance of the calculated zenith distance, one must first understand what the zenith is. The zenith is a point that represents the highest point in the sky relative to an observer's location. When we talk about the calculated zenith distance, we are essentially measuring how far a celestial body is from this highest point. For instance, if a star is directly overhead, its calculated zenith distance would be zero degrees. Conversely, if the star is near the horizon, its calculated zenith distance could be as high as ninety degrees.The process of calculating the calculated zenith distance involves several steps. First, astronomers need to determine the observer's latitude and longitude, as well as the time of observation. These factors influence the apparent position of celestial bodies in the sky. Using this information, they can apply various mathematical formulas to compute the calculated zenith distance. This calculation is vital for navigators who rely on celestial navigation techniques, especially when GPS technology was not available.Furthermore, the calculated zenith distance plays a significant role in the development of astronomical instruments. Telescopes and sextants, for example, have built-in mechanisms to help astronomers and navigators measure this distance accurately. By knowing the calculated zenith distance, they can adjust their instruments to ensure precise readings of celestial positions. This ability to measure distances in the sky has profound implications, not only for navigation but also for understanding the universe at large.In addition to practical applications, the calculated zenith distance also has theoretical implications in astronomy. It helps scientists understand the movements of celestial bodies and their distances from Earth. By studying these distances, astronomers can infer information about the size, composition, and behavior of stars and planets. This knowledge is fundamental to advancing our understanding of the cosmos.In conclusion, the calculated zenith distance is a vital concept in both astronomy and navigation. It allows observers to determine the position of celestial bodies relative to their own location, facilitating accurate navigation and deepening our understanding of the universe. As technology continues to advance, the methods for calculating and utilizing the calculated zenith distance will undoubtedly evolve, further enhancing our ability to explore the night sky and navigate our world effectively.

在天文学和导航领域，理解天体的位置至关重要。专业人员经常遇到的一个关键概念是计算的天顶距离。这个术语指的是从天顶（即观察者正上方的天空点）到天体的角距离。计算的天顶距离对于准确确定星星和其他天体的高度至关重要，这反过来又有助于导航和计时。要理解计算的天顶距离的重要性，首先必须了解什么是天顶。天顶是一个点，代表相对于观察者位置的天空中最高的点。当我们谈论计算的天顶距离时，我们实际上是在测量一个天体距离这个最高点的远近。例如，如果一颗星星正好在头顶上，计算的天顶距离将为零度。相反，如果星星靠近地平线，它的计算的天顶距离可能高达九十度。计算计算的天顶距离的过程涉及几个步骤。首先，天文学家需要确定观察者的纬度和经度，以及观察时间。这些因素会影响天体在天空中的表观位置。利用这些信息，他们可以应用各种数学公式来计算计算的天顶距离。这一计算对于依赖天体导航技术的导航员来说至关重要，尤其是在GPS技术尚未普及的时候。此外，计算的天顶距离在天文仪器的发展中也发挥着重要作用。例如，望远镜和六分仪都有内置机制，帮助天文学家和导航员准确测量这一距离。通过了解计算的天顶距离，他们可以调整仪器，以确保对天体位置的精确读数。在天空中测量距离的能力不仅对导航具有深远意义，也对理解宇宙整体有重要影响。除了实际应用外，计算的天顶距离在天文学中也具有理论意义。它帮助科学家理解天体的运动及其与地球的距离。通过研究这些距离，天文学家可以推断出关于恒星和行星的大小、成分和行为的信息。这些知识对于推动我们对宇宙的理解至关重要。总之，计算的天顶距离是天文学和导航中的一个重要概念。它使观察者能够确定天体相对于自身位置的位置，从而促进准确导航并加深我们对宇宙的理解。随着技术的不断进步，计算和利用计算的天顶距离的方法无疑会不断演变，进一步增强我们有效探索夜空和导航世界的能力。