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Messier 3 (M3; also NGC 5272) is a globular cluster located 33.9 thousand light years from Earth in the northern constellation of Canes Venatici. It is one of the largest and brightest globular clusters discovered with around 500,000 stars.
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messier globular cluster clusters stars also m3 one kpc around ngc constellation earth telescope 11 5272 33 canes venatici see
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Messier 3 | Absolute magnitude | −8.93 | 1.00 | infobox |
| Messier 3 | Apparent dimensions (V) | 18′.0 | 1.00 | infobox |
| Messier 3 | Apparent magnitude (V) | 6.39 | 1.00 | infobox |
| Messier 3 | Class | VI | 1.00 | infobox |
| Messier 3 | Constellation | Canes Venatici | 1.00 | infobox |
| Messier 3 | Declination | +28° 22′ 38.2″ | 1.00 | infobox |
| Messier 3 | Distance | 33.9 kly (10.4 kpc) | 1.00 | infobox |
| Messier 3 | Estimated age | 11.39 Gyr | 1.00 | infobox |
| Messier 3 | Mass | 4.5×105 M☉ | 1.00 | infobox |
| Messier 3 | Metallicity | [Fe/H] = –1.34 dex | 1.00 | infobox |
| Messier 3 | Other designations | NGC 5272 | 1.00 | infobox |
| Messier 3 | Radius | 103.0 pc (335.9 ly) | 1.00 | infobox |
| Messier 3 | Right ascension | 13h 42m 11.62s | 1.00 | infobox |
| Messier 3 | Tidal radius | 113 pc (370 ly)[mean] | 1.00 | infobox |
| Messier 3 | is a | prototype for the Oosterhoff type I cluster | 0.90 | text |
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