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A. E. Douglass

1867 - 1962

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A. E. (Andrew Ellicott) Douglass (July 5, 1867 in Windsor, Vermont – March 20, 1962 in Tucson, Arizona) was an American astronomer. He discovered a correlation between tree rings and the sunspot cycle, and founded the discipline of dendrochronology, which is a method of dating wood by analyzing the growth ring pattern. He started his discoveries in this field in 1894 when he was working at the Lowell Observatory. Read more on Wikipedia

Since 2007, the English Wikipedia page of A. E. Douglass has received more than 57,442 page views. His biography is available in 16 different languages on Wikipedia. A. E. Douglass is the 520th most popular astronomer (down from 483rd in 2019), the 10,626th most popular biography from United States (down from 8,952nd in 2019) and the 113th most popular American Astronomer.

Memorability Metrics

  • 57k

    Page Views (PV)

  • 40.46

    Historical Popularity Index (HPI)

  • 16

    Languages Editions (L)

  • 3.49

    Effective Languages (L*)

  • 2.62

    Coefficient of Variation (CV)

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Among astronomers, A. E. Douglass ranks 520 out of 531Before him are Thomas Bopp, John Broughton, James Ferguson, Charles W. Juels, Merieme Chadid, and Ewine van Dishoeck. After him are György Kulin, Jane Luu, Kin Endate, Korado Korlević, Mary Proctor, and Christian Pollas.

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Among people born in 1867, A. E. Douglass ranks 135Before him are George William Russell, Lillian Wald, Ernest Dowson, Henry Lawson, Anders Peter Nielsen, and Edith Hamilton. After him are Wilberforce Eaves, Flora Finch, Arthur Streeton, Patrick Joseph Hayes, and Eoin MacNeill. Among people deceased in 1962, A. E. Douglass ranks 192Before him are Fernand Rigaux, André Roosevelt, Frank Amyot, Ludwig Bemelmans, Ernie Kovacs, and Josiah McCracken. After him are Augusta Savage, Louise Fazenda, Frank Lovejoy, Léon Binoche, Victor Sonnemans, and James Wordie.

Others Born in 1867

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In United States

Among people born in United States, A. E. Douglass ranks 10,626 out of 18,182Before him are Alan Ritchson (1982), Robin Lord Taylor (1978), Philip Slone (1907), Robert Cormier (1925), Ari Aster (1986), and Art Taylor (1929). After him are William Samuel Johnson (1727), Tom Scott (1948), Mike Campbell (1950), Chris Colfer (1990), Don Messick (1926), and Jeff Kober (1953).

Among ASTRONOMERS In United States

Among astronomers born in United States, A. E. Douglass ranks 113Before him are David L. Rabinowitz (1960), Roy A. Tucker (1951), Marc Aaronson (1950), Helen Sawyer Hogg (1905), Thomas Bopp (1949), and Charles W. Juels (1944). After him are Christian Pollas (1947), Geoffrey Marcy (1954), Scott S. Sheppard (1977), Peter Goldreich (1939), Chad Trujillo (1973), and David J. Tholen (1955).