Ursa Major, the Great Bear (UMa)
The constellation of Ursa Major, the Great Bear, is best viewed in the Spring season during the month of April for mid-northern latitudes. It's brightest star is Alioth at magnitude 1.76. The boundary of the Ursa Major constellation contains 21 stars that host known exoplanets.
The naked eye can generally see up to magnitude 6 (magnitude 8 with perfect eyes under ideal super dark-sky conditions).
- Great Bear
- Ursae Majoris
- Constellation Family:
- Ursa Major
- Best Viewing Month*:
- Circumpolar** (N=northern, S=southern):
- Right Ascension (avg):
- 10h 16m
- Declination (avg):
- 57° 29'
- Brightest Star:
- Alioth (1.76m)
- Exoplanet Host Stars:
- Quadruple Stars:
- Herschel objects:
- NGC 2681, NGC 2742, NGC 2768, NGC 2787, NGC 2841, NGC 2950, NGC 2976, NGC 2985, NGC 3034, NGC 3077, NGC 3079, NGC 3184, NGC 3198, NGC 3310, NGC 3556, NGC 3610, NGC 3613, NGC 3619, NGC 3631, NGC 3665, NGC 3675, NGC 3726, NGC 3729, NGC 3813, NGC 3877, NGC 3893, NGC 3898, NGC 3938, NGC 3941, NGC 3945, NGC 3949, NGC 3953, NGC 3982, NGC 3992, NGC 3998, NGC 4026, NGC 4036, NGC 4041, NGC 4051, NGC 4085, NGC 4088, NGC 4102, NGC 5322, NGC 5473, NGC 5474, NGC 5631,
- Barium star
* For southern latitudes, flip the season listed. For example, if a constellation is listed as best viewed in the summer in the month of July, in the southern hemisphere the constellation would be best viewed in the winter in January and would be upside-down.
** Circumpolar constellations are visible year-round in the hemisphere listed.
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