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celestial longitude

/səˈlɛstiəl ˈlɒndʒɪtjuːd/

翻译: 天文学中用于测量天体位置的一种坐标,沿黄道从西向东(按恒星方向)计量,以春分点为起点,用度、分、秒表示。

1 个条目

phrase

/səˈlɛstiəl ˈlɒndʒɪtjuːd/C1formalscientific
  • zh天文学中用于测量天体位置的一种坐标,沿黄道从西向东(按恒星方向)计量,以春分点为起点,用度、分、秒表示。

A coordinate used in astronomy to measure the east-west position of a celestial body along the ecliptic, measured in degrees, minutes, and seconds from the vernal equinox.

  1. Astronomical coordinateC2formal

    The angular distance of a celestial body east of the vernal equinox along the ecliptic, measured in degrees, minutes, and seconds.

    zh黄经

    • The celestial longitude of the star was calculated to be 45 degrees.
    • Astronomers use celestial longitude to map the positions of planets.
    • The vernal equinox marks the zero point for celestial longitude.