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Messier's 102nd entry is known as the lost Messier object. Has there been any agreement on what this M object might be? | Astronomy.com
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  • Messier's 102nd entry is known as the lost Messier object. Has there been any agreement on what this M object might be?
FROM THE October 2015 ISSUE

Messier's 102nd entry is known as the lost Messier object. Has there been any agreement on what this M object might be?

William Shackelford, Bangor, Maine
Published: Monday, August 24, 2015
RELATED TOPICS: MESSIER CATALOG
Messier's "lost" object, M102, has been a subject of controversy since the catalog was first published in 1781.
Before Charles Messier handed in the final supplement of his catalog, which was published in 1781, his contemporary, Pierre Méchain, supplied a number of new objects for his consideration. Messier observed all but three of them before his publishing deadline; still, he appended these three unseen objects as numbers 101, 102, and 103 to the supplement.

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