perihelion

perihelion

The point where (and when) an object orbiting the sun is closest to the sun.

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Industry/Domain: Astronomy
Category: General astronomy
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perihelion paraprak

Astronomy; General astronomy

The slow rotation of the major axis of a planet's orbit in the same direction as the revolution of the planet itself, due to gravitational interactions with other planets and/or ...

Argumenti i perihelion (ω, gjatësi e perihelion)

Astronomy; General astronomy

Angular distance (measured in the plane of the object's orbit and in the direction of its motion) from the ascending node to the perihelion point.

perigje

Astronomy; General astronomy

The point where (and when) an object's orbit ''about the earth'' in which it is closest to the earth; only applicable to objects orbiting the earth (not to objects orbiting the ...

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Astronomy; General astronomy

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heliocentrik

Astronomy; General astronomy

Referring to the sun. A heliocentric orbit is one based on the sun as one of the two foci of the (elliptical) orbit (or as the center of a circular orbit); a heliocentric ...

datë juliane

Astronomy; General astronomy

The interval of time in days (and fraction of a day) since Greenwich noon on Jan. 1, 4713 BC. The JD is always half a day off from Universal Time, because the current definition ...

ekuinoks

Astronomy; General astronomy

Either of the two points (vernal, autumnal) on the celestial sphere where the ecliptic (which is the apparent path of the sun on the sky) intersects the celestial equator. Due to ...

shtrirje

Astronomy; General astronomy

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pjerrësi

Astronomy; General astronomy

One element of the astronomical coordinate system on the sky that is used by astronomers. Declination, which can be thought of as latitude on the earth projected onto the sky, is ...

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