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stellar parallax

/ˈstɛlər ˈpærəlæks/

翻译: 由于地球绕太阳公转,较近恒星相对于遥远背景恒星的位置发生的视位移。这是天文学中测量恒星距离的基本方法。

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/ˈstɛlər ˈpærəlæks/C1formalscientific
  • zh由于地球绕太阳公转,较近恒星相对于遥远背景恒星的位置发生的视位移。这是天文学中测量恒星距离的基本方法。

The apparent shift in the position of a nearby star against the background of distant stars, caused by the Earth's orbit around the Sun. It is a fundamental method used in astronomy to measure distances to stars.

  1. Astronomical measurementC2formal

    The apparent shift in the position of a nearby star against the background of distant stars, caused by the Earth's orbit around the Sun.

    zh天文测量

    • Stellar parallax is used to measure the distance to nearby stars.
    • The first successful measurement of stellar parallax was made by Friedrich Bessel in 1838.
    • Astronomers use stellar parallax to calibrate the cosmic distance ladder.