Sears Cook Walker
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Sears Cook Walker (March 28, 1805 – January 30, 1853) was an American astronomer.
Born at
electric telegraph for the purpose of determining the difference of longitude between two stations, and he introduced the method of registering transit observations electrically by means of a chronograph. He also investigated the orbit of the newly discovered planet Neptune. He died near Cincinnati
in 1853.
Walker learned to read at least seven languages. Using his knowledge of German he read the work of German astronomers. The annotations in his copy of
Astronomische Nachrichten show that he was interested in data reduction and computation of orbits. He was elected a member of the American Philosophical Society
in 1837.
His brother Timothy Walker (1802-1856) was a leader of the Ohio bar.[1]
See also
References
- ^ . Appletons' Cyclopædia of American Biography. Vol. VI. 1900. p. 331.
- This article incorporates text from a publication now in the public domain: "Walker, Sears Cook". Encyclopædia Britannica. Vol. 28 (11th ed.). 1911. p. 273.
Further reading
- "Popular Science Monthly. November 1894. pp. 116–121.
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