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Leo Constellation
Constellation Leo

Leo, the Lion (Leo)

The constellation of Leo, the Lion, is best viewed in the Spring season during the month of April for mid-northern latitudes. It's brightest star is Regulus at magnitude 1.35. The boundary of the Leo constellation contains 19 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).

      1. Meaning:
      2. Lion
      1. Genitive:
      2. Leonis
      1. Abbreviation:
      2. Leo
      1. Constellation Family:
      2. Zodiacal
      1. Best Viewing Month*:
      2. April
      1. Right Ascension (avg):
      2. 10h 0m
      1. Declination (avg):
      2. 7° 0'
      1. Brightest Star:
      2. Regulus (1.35m)
      1. Exoplanet Host Stars:
      2. 19
      1. Caldwell objects:
      2. C40,
      1. Other:
      2. Carbon 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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