R Equulei is a
class M Mira variable star in the
constellation Equuleus
Equuleus ( ) is a constellation of stars that are visible in the night sky. Its name is Latin for "little horse", a foal. Located just north of the celestial equator, it was one of the 48 constellations listed by the 2nd century astronomer Ptol ...
. Its brightness varies between a minimum
magnitude
Magnitude may refer to:
Mathematics
*Euclidean vector, a quantity defined by both its magnitude and its direction
*Magnitude (mathematics), the relative size of an object
*Norm (mathematics), a term for the size or length of a vector
*Order of ...
of 15.0 to a maximum of 8.7 with an average period of 261 days.
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References
External links
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M-type giants
Mira variables
Emission-line stars
Equuleus
Durchmusterung objects
202051
Equulei, R
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