Magnitude 4.6 People also search for Theta Ursae Minoris | Constellation Ursa Minor | |
RR Ursae Minoris (RR UMi) is a star in the constellation Ursa Minor. A red giant of spectral type M5III, it is a semiregular variable ranging from magnitude 4.44 to 4.85 over a period of 43.3 days. It has been speculated that it might be a spectroscopic binary, but no evidence of a companion has been confirmed.
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RR Ursae Minoris Wikipedia(Text) CC BY-SA