Airy-0

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English

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English Wikipedia has an article on:
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Etymology

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From Airy Crater, the larger crater this smaller crater is located within, and 0° of the prime meridian. Named after George Biddell Airy, a British astronomer who helped establish the Greenwich Meridian as the Prime Meridian on Earth.

Proper noun

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Airy-0

  1. A crater on Mars, located within the larger Airy Crater, used as the determining landmark for the Martian prime meridian.

Derived terms

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