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refracción astronómica
The change in direction of travel (bending) of a light ray as it passes obliquely through the atmosphere. As a result of refraction, the observed altitude of a celestial object is greater than its geometric altitude. The amount of refraction depends on the altitude of the object and on atmospheric conditions.
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- Part of Speech: noun
- Synonym(s):
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- Industry/Domain: Astronomy
- Category: General astronomy
- Company: Caltech
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