General astronomy

General astronomy

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General astronomy

эклиптика

Астрономия; Общая астрономия

The apparent path of the sun against the sky background (celestial sphere); formally, the mean plane of the earth's orbit about the sun.

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 usually denoted by ...

удлинение

Астрономия; Общая астрономия

Angular distance of a celestial object from the sun in the sky. In standard ephemerides, this is usually denoted by the Greek letter epsilon (or by the abbreviation "Elong. "). A celestial (usually ...

зенит

Астрономия; Общая астрономия

The point directly overhead in the sky.

бесселевой год

Астрономия; Общая астрономия

Количество представленного F. W. Бесселя в XIX веке, был использован в ХХ веке. Бесселя ввел систему, согласно которой было бы удобно для выявления каких-либо момент времени, давая год и десятичной ...

высотa

Астрономия; Общая астрономия

The angular distance from the observer's horizon, usually taken to be that horizon that is unobstructed by natural or artificial features (such as mountains or buildings), measured directly up from ...