Precovery

Rarity: Common

The most frequent rarity: most Wikipedia articles become Commons.

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

Work

Domain

Arts and letters

Knowledge cost

5

In collections

Nobody has pulled it yet.

What Wikipedia says

In astronomy, precovery (short for pre-discovery recovery) is the process of finding the image of a celestial object in images or photographic plates predating its discovery, typically for the purpose of calculating a more accurate orbit.

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