heliocentric parallax

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Definitions from WordNet

Noun heliocentric parallax has 1 sense

heliocentric parallax, annual parallax - the parallax of a celestial body using two points in the earth's orbit around the sun as the baseline
--₁ is a kind of parallax
--₁ has particulars: stellar parallax

Definitions from the Web

Heliocentric Parallax

Noun:

The apparent shift in the position of a nearby star relative to more distant stars, caused by observing it from different points in Earth's orbit around the sun.

Example Sentences:

The heliocentric parallax of Alpha Centauri allows astronomers to calculate its distance from Earth.
Using heliocentric parallax measurements, scientists analyzed the nearby star's motion with great precision.

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