Definition of Perihelium. Meaning of Perihelium. Synonyms of Perihelium

Here you will find one or more explanations in English for the word Perihelium. Also in the bottom left of the page several parts of wikipedia pages related to the word Perihelium and, of course, Perihelium synonyms and on the right images related to the word Perihelium.

Definition of Perihelium

Perihelium
Perihelion Per`i*hel"ion, Perihelium Per`i*he"li*um, n.; pl. Perihelia. [NL., fr. Gr. ? about, near + ? the sun.] (Astron.) That point of the orbit of a planet or comet which is nearest to the sun; -- opposed to aphelion.

Meaning of Perihelium from wikipedia

- Tests of general relativity serve to establish observational evidence for the theory of general relativity. The first three tests, proposed by Albert Einstein...
- elliptical orbit with a small perihelium distance (<1 AU). Doppler ****umes that there are binary stars with a perihelium speed larger than the speed of...
- was observed on late February 1990. However, as the comet approached to perihelium the rate of brightening started to slow when it was 1.56 to 1.27 AU away...