Bes·sel (b s  l), Friedrich Wilhelm 1784-1846. Prussian astronomer who recalculated the orbit of Halley's comet (1804), verified by parallax the distance from Earth to the twin star 61 Cygni (1838), and developed a class of mathematical functions based on his study of planetary perturbation. |
Bessel [ˈbɛsəl]
n
(Biographies / Bessel, Friedrich Wilhelm (1784-1846) M, German, SCIENCE: astronomer, SCIENCE: mathematician) Friedrich Wilhelm (ˈfriːdrɪç ˈvɪlhɛlm). 1784-1846, German astronomer and mathematician. He made the first authenticated measurement of a star's distance (1841) and systematized a series of mathematical functions used in physics
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | Bessel - German mathematician and astronomer who made accurate measurements of stellar distances and who predicted the existence on an 8th planet (1784-1846) |
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.
| ?Page tools | ||
|---|---|---|
|