Just as we use latitude and longitude to know the precise position of something on Earth’s surface, it’s useful to have a system for knowing the position of objects in the heavens. The widely used system of right ascension and declination does the job — and dates back at least to the time of HipparchusContinue reading "Understanding celestial coordinates" The post Understanding celestial coordinates appeared first on Astronomy Magazine.
Source: Astronomy Magazine · Original release
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