Polaris

Details Polaris Polaris

Nov 2000

adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=2000eaa..booke5030.&link_type=abstract

"Encyclopedia of Astronomy and Astrophysics, Edited by Paul Murdin, article 5030. Bristol: Institute of Physics Publishing, 2001

Astronomy and Astrophysics

Astrophysics

Stars, Individual Stellar Objects

Scientific paper

The star α Ursae Minoris, the (north) Pole Star, currently situated 44.16' from the north celestial pole. Owing to the effect of precession, Polaris is currently approaching the pole; its closest approach will be 27.52 in AD 2102. A pale yellow supergiant of spectral type F7:Ib-IIv, apparent magnitude 1.97, Polaris is at a distance of 430 light-years (parallax 0.008'', absolute magnitude 3.6). It...

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