equinoccio de primavera

equinoccio de primavera

Punto en la esfera celestial donde el sol cruza el ecuador celestial moviéndose hacia el norte, lo que corresponde al comienzo de la primavera en el hemisferio norte y el comienzo del otoño en el hemisferio sur (en la tercera semana de marzo). Este punto corresponde a cero (0) horas de ascensión recta.

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Vārdšķira: noun
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Nozare/domēns: Astronomy
Category: General astronomy
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equinoccio

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 ...

equinoccio

Weather; General weather

El punto en que la eclíptica corta al ecuador celeste. Los días y las noches son más iguales en duración. En el hemisferio norte, el equinoccio de primavera cae en o alrededor del ...

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Language; Dictionaries

Function words; prepositions; this one is a duplication.

Sistema de Procesado de imágenes astronómicas

Astronomy; General astronomy

Developed by the National Radio Astronomy Observatory.

órbita

Astronomy; General astronomy

The path of one object about another (used here for an object orbiting the sun).

meteoros

Astronomy; General astronomy

Small rocky and/or icy particles that are swept up by the earth in its orbit about the sun. Also called "shooting stars", they travel across the sky in a very short time, from ...

cometa

Astronomy; General astronomy

A celestial body orbiting the sun (though some may be ejected from the solar system by planetary perturbations) that displays (at least during a portion of its orbit) some ...

cenit

Astronomy; General astronomy

The point directly overhead in the sky.

fotometría

Astronomy; General astronomy

In astronomy, the measurement of the light emitting from astronomical objects, generally in the visible or infrared bands, in which a specific or general wavelength band is ...