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Leo, with Leo Minor above, as depicted in Urania's Mirror, a set of constellation cards published in London c.1825. Leo is also home to a bright variable star, the red giant R Leonis. It is a Mira variable with a minimum magnitude of 10 and normal maximum magnitude of 6; it periodically brightens to magnitude 4.4.
Leo Minor above the head of Leo, as depicted in Urania's Mirror, a set of constellation cards published in London c. 1825 [28] Also known as SU and SV Leonis Minoris, 10 and 11 Leonis Minoris are yellow giants of spectral type G8III, with average magnitudes 4.54 and 5.34 respectively.
Regulus is the brightest object in the constellation Leo and one of the brightest stars in the night sky. It has the Bayer designation designated α Leonis, which is Latinized to Alpha Leonis, and abbreviated Alpha Leo or α Leo. Regulus appears singular, but is actually a quadruple star system composed of four stars that are organized into two ...
Leo (♌︎; Ancient Greek: Λέων, romanized: Léōn, Latin for "lion") is the fifth sign of the zodiac. It corresponds to the constellation Leo and comes after Cancer and before Virgo . The traditional Western zodiac associates Leo with the period between about July 23 and August 22, [ 2 ] and the sign spans the 120th to 150th degree of ...
NGC 3190 is a spiral galaxy with tightly wound arms and lying in the constellation Leo.It was discovered by William Herschel in 1784. NGC 3190 is member of Hickson 44 galaxy group, estimated at around 80 million light years away, [2] and consisting of four galaxies in a tight group - NGC 3193 is fairly featureless, NGC 3187 is a dim but striking spiral galaxy and NGC 3185 has a barred spiral ...
Positions of stars Denebola and Regulus in Leo. Denebola is a white main sequence star in the constellation Leo. With a distance of 36 light years from Earth, and an apparent magnitude of 2.14, [25] it is the third brightest star in the constellation and the 62nd in the night sky. [14] This star has often taken the place of Regulus in the ...
The modern constellation Leo lies across one of the quadrants symbolized by the Vermilion Bird of the South (南方朱雀, Nán Fāng Zhū Què), and Three Enclosures (三垣, Sān Yuán), that divide the sky in traditional Chinese uranography.
Iota Leonis, Latinized from ι Leonis, is a triple star system in the constellation Leo. The system is fairly close to the Sun, at only 79 light-years (24.2 parsecs) away, based on its parallax. [1] The system has a combined apparent magnitude of 4.00 [2] making it faintly visible to the naked eye.