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Wolf 359

CN Leonis, Gliese 406

Red Star in Leo

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Proper Name	None
Bayer Designation	None
Flamsteed Number	None
HR (BSC)	None
HD	None
Variable Designation	CN Leonis
Other Designations	Wolf 359, Gliese 406
Constellation	Leo
Right Ascension	10h 56m 29s
Declination	+7° 0' 52"
Distance	7.9 light years 2.4 parsecs
Magnitude	Apparent: +13.5 Absolute: +16.6
Spectral Class	M6.5Ve red dwarf
Planets in this system	Wolf 359 b, unconfirmed extrasolar planet Wolf 359 c, unconfirmed extrasolar planet
Optimum Visibility	March
Notes	Wolf 359 is a tiny red star, with a mass of only about 9% that of the Sun and a diameter of just 110,000 km (less than a fifth that of the Sun). It is a higly active flare star of the UV Ceti classification, producing sudden bursts of energy as often as several times per hour.

Imagery provided by Aladin sky atlas

A very faint red dwarf star, with only a fraction of the luminosity of the Sun. Wolf 359 is a near neighbour to the Earth, lying just under eight light years away.

Wolf 359 is a red dwarf lying just off the line of the Ecliptic in the constellation of Leo. With a visual magnitude of just +13.5, it is far too faint to be seen with the naked eye.

The galactic position and direction of Wolf 359 relative to Earth's Sun. Note that, at this extreme scale, the two stars are effectively in the same place.

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