Argelander, Friedrich Wilhelm August (frē`drĭkh vĭl`hĕlm ou`g
st är`gəländər), 1799–1875, German astronomer. He became director of the observatory at the Univ. of Bonn in 1837 and continued there the work of determining the positions of stars that F. W. Bessel Bessel, Friedrich Wilhelm (frēd`rĭkh vĭl`hĕlm bĕs`əl), 1784–1846, German astronomer and mathematician.
..... Click the link for more information. had begun at Königsberg. The results of his observations appear in the Bonner Durchmusterung (1862), which records the positions and brightness of more than 324,000 stars (up to the ninth magnitude) in the northern heavens.
st är`gəländər), 1799–1875, German astronomer. He became director of the observatory at the Univ. of Bonn in 1837 and continued there the work of determining the positions of stars that F. W. Bessel Bessel, Friedrich Wilhelm (frēd`rĭkh vĭl`hĕlm bĕs`əl), 1784–1846, German astronomer and mathematician...... Click the link for more information. had begun at Königsberg. The results of his observations appear in the Bonner Durchmusterung (1862), which records the positions and brightness of more than 324,000 stars (up to the ninth magnitude) in the northern heavens.
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