| 词条 | R Ursae Minoris |
| 释义 |
|constell= Ursa Minor |name= R Ursae Minoris |type= M7IIIe[1] |ra= {{RA|16|29|57.89762}}[1] |dec= {{DEC|+72|16|49.1681}}[1] |names={{odlist|BD=+72° 732a|HD=149683|HIP=80802|V=R UMi}} }}R Ursae Minoris is a star in the constellation Ursa Minor. A red giant of spectral type M7IIIe, it is a semiregular variable ranging from magnitude 8.5 to 11.5 over a period of 325 days.[2] References1. ^1 SIMBAD, R Ursae Minoris (accessed 10 March 2015) {{Stars of Ursa Minor}}{{var-star-stub}}{{giant-star-stub}}2. ^1 {{cite web|url=http://www.aavso.org/vsx/index.php?view=detail.top&oid=37384 |title=RR Ursae Minoris |author=Watson, Christopher |date=4 January 2010 |work=AAVSO Website|publisher=American Association of Variable Star Observers|accessdate=10 March 2015}} 8 : Ursa Minor (constellation)|M-type giants|Semiregular variable stars|Objects with variable star designations|Emission-line stars|Durchmusterung objects|Henry Draper Catalogue objects|Hipparcos objects |
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