Friedrich Wilhelm Bessel

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  • noun

Synonyms for Friedrich Wilhelm Bessel

German mathematician and astronomer who made accurate measurements of stellar distances and who predicted the existence on an 8th planet (1784-1846)


References in periodicals archive ?
The Alexander von Humboldt Foundation grants approximately 20 Friedrich Wilhelm Bessel Research Awards annually to internationally renowned scholars in recognition for their outstanding accomplishments in research and their exceptional promise to the future.
The German astronomer Friedrich Wilhelm Bessel realized that the large apparent motion of 61 Cygni suggests that the pair is closer to us than most stars.
Konigsberg Observatory founded; Friedrich Wilhelm Bessel appointed Director; the observatory was completed in 1813.
The German astronomer Friedrich Wilhelm Bessel (1784-1846) chose the star 61 Cygni, which was rather dim but had the fastest proper motion (the apparent shift in position across the sky) then known, so that it was likely to be close, too.
In 1838 Friedrich Wilhelm Bessel calculated the distance to 61 Cygni based on precise measurements of the star's parallax--the shift in its apparent position due to Earth's changing perspective as it orbits the Sun.
Friedrich Wilhelm Bessel, an astronomer at Konigsberg Observatory in Germany, took an educated guess that 61 Cygni was especially close to us because of its fast proper motion across the sky.
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