James Challis

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

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Science and technology

Knowledge cost

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What Wikipedia says

James Challis FRS (12 December 1803 – 3 December 1882) was an English clergyman, physicist and astronomer. Plumian Professor of Astronomy and Experimental Philosophy and the director of the Cambridge Observatory, he investigated a wide range of physical phenomena though made few lasting contributions outside astronomy.

Excerpt from the Wikipedia article “James Challis”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: The original uploader was Robinhood at German Wikipedia., Public domain, via Wikimedia Commons.