21 Ursae Minoris, NN 3950, HR 6116, HD 148048, BD+76 596, FK5 612, HIP 79822, SAO 8470, GC 21999, CCDM 16176+7545
Eta Ursae Minoris (η UMi, η Ursae Minoris) is a star in the constellationUrsa Minor. It has the traditional names Anwar al Farkadain and Alasco. The first is from the Arabic أنور الفرقدين’anwar al-farqadayn "the brighter of the two calves", as opposed to Ahfa al Farkadain (ζ UMi) "the dimmer of the two calves"; these names were originally applied to Kochab, and Pherkad, respectively, the other two stars in the rectangle of Ursa Minor.
^ abPizzolato, N.; Maggio, A.; Sciortino, S. (September 2000), "Evolution of X-ray activity of 1-3 Msun late-type stars in early post-main-sequence phases", Astronomy and Astrophysics361: 614–628, Bibcode:2000A&A...361..614P