right ascension

基本解释

The location is also noted in the lower right corner in celestial coordinates (Right Ascension and Declination).
这个位置也以天球坐标形式显示在右下角（赤经和赤纬）。
Using the Snell's law in polar coordinates, the ionospheric refraction effects on the declination and right ascension determination is discussed in this paper.
本文利用极坐标下斯涅尔定律，系统地讨论了电离层折射对赤经赤纬的修正问题，并据此给出了射线描迹法。
How to complete the calculation of sun declination , sun right ascension, sun greenwich hour angle, greenwich hour angle of aries and sun local hour angle in Astronomical Position.
利用计算机完成天文定位中的太阳赤经、赤纬、太阳格林时角、春分点格林时角、测者地方时角的计算。

Though there are adults on the island who were born and educated here, and have lived nowhere else for any length of time, no one is an Ascension Islander by right.
ECONOMIST: Day five: The many greenings of Ascension

the angular distance measured eastwards along the celestial equator from the vernal equinox to the point at which the celestial equator intersects a great circle passing through the celestial pole and the heavenly object in question ( symbol: ) &rarrcompare declination