Ole Rømer

Rarity: Rare

A topic known well beyond its field, found in many languages.

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

Class

Figure

Domain

Science and technology

Knowledge cost

2

Influence

4

Resistance

4

In collections

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What Wikipedia says

Ole Christensen Rømer (Danish: [ˈoːlə ˈʁœˀmɐ]; 25 September 1644 – 19 September 1710) was a Danish astronomer who, in 1676, first demonstrated that light travels at a finite speed.

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

Image: Jacob Coning, Public domain, via Wikimedia Commons.