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Besselian star numbers |
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Besselian star numbers [bə′sel·yən ′stär ‚nəm·bərz] (astronomy) Constants used in the reduction of a mean position of a star to an apparent position; used to account for short-term variations in precession, nutation, aberration, and parallax. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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