Messier 109

Messier 109 (M109) is a spiral galaxy in the constellation Ursa Major, with an apparent magnitude of 9.8. It is about 77.3 million light-years away.

Finder chart for Messier 109 in the constellation Ursa Major
Messier 109 (circled) in Ursa Major. Pink symbols mark Messier objects.
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Facts

CatalogMessier 109 (M109)
Typespiral galaxy
ConstellationUrsa Major
Apparent magnitude9.8
Distanceabout 77.3 million light-years
Right ascension11 h 57.6 min
Declination+53.37°
Best monthMay (at about 9 pm)

Sources: star positions, magnitudes and colors from the Yale Bright Star Catalogue; constellation boundaries and star names from the IAU; areas and distances from Wikidata; stick figures by M. van der Sluys. How the maps are made.

How to find M109

M109 is in Ursa Major. From 40° N it is highest in the north in May evenings, about 77° up. From 35° S it reaches about 2° in the north. You need a telescope and a dark sky to see it.

Ursa Major constellation →

Other Messier objects in Ursa Major

Messier 40 (M40)Bode's Galaxy (M81)Cigar Galaxy (M82)Owl Nebula (M97)Pinwheel Galaxy (M101)Messier 108 (M108)

The Messier catalog →

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