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diurnal parallax
 

Definitions from WordNet

Noun diurnal parallax has 1 sense
  1. geocentric parallax, diurnal parallax - the parallax of a celestial body using two points on the surface of the earth as the earth rotates
    --1 is a kind of parallax
    --1 has particulars: horizontal parallax; solar parallax

Definitions from the Web

Diurnal Parallax

Description

Diurnal parallax refers to the apparent shift or displacement of an object when observed from different positions on Earth during a 24-hour period. This phenomenon is caused by the changing perspective of an observer due to the rotation of our planet.

Senses and Usages

Noun

1. The angular difference in the apparent position of a celestial object as observed from two different points on Earth's surface.

Example sentence: The diurnal parallax of a star is used to calculate its distance from Earth.

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