RU Andromedae

RU Andromedae
Observation data; Epoch J2000.0 Equinox J2000.0 (ICRS)
Constellation	Andromeda
Right ascension	01h 38m 37s[1]
Declination	38° 40′ 12″[1]
Apparent magnitude (V)	9.9 to 14.5[2]
Spectral type	M5e-M6e[2]
Database references
SIMBAD	data

RU Andromedae is a variable star in the constellation of Andromeda. It is classified as a semiregular variable pulsating giant star, and varies from an apparent visual magnitude of 14.5 at minimum brightness to a magnitude of 9.9 at maximum brightness, with a period of approximately 238.3 days.^[2]

References

1 2 V* RU And -- Semiregular Pulsating Variable Star, database entry, SIMBAD. Accessed on line 2009-06-30.
1 2 3 RU And, database entry, Combined General Catalog of Variable Stars (GCVS4.2, 2004 Ed.), N. N. Samus, O. V. Durlevich, et al., CDS ID II/250 Accessed on line 2009-06-30.

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[sb-1] 1 2 V* RU And -- Semiregular Pulsating Variable Star, database entry, SIMBAD. Accessed on line 2009-06-30.

[gcvs-2] 1 2 3 RU And, database entry, Combined General Catalog of Variable Stars (GCVS4.2, 2004 Ed.), N. N. Samus, O. V. Durlevich, et al., CDS ID II/250 Accessed on line 2009-06-30.