A. E. Douglass

1867 - 1962

Photo of A. E. Douglass

Icon of person A. E. Douglass

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 42,017 page views. His biography is available in 16 different languages on Wikipedia. A. E. Douglass is the 484th most popular astronomer, the 8,969th most popular biography from United States and the 104th most popular American Astronomer.

Memorability Metrics

  • 42k

    Page Views (PV)

  • 55.18

    Historical Popularity Index (HPI)

  • 16

    Languages Editions (L)

  • 3.75

    Effective Languages (L*)

  • 2.55

    Coefficient of Variation (CV)

Page views of A. E. Douglasses by language


Among astronomers, A. E. Douglass ranks 484 out of 532Before him are Carolyn Porco, Thomas Bopp, Kazuro Watanabe, György Kulin, David C. Jewitt, and Thomas Brisbane. After him are John N. Bahcall, Edward S. Holden, John Broughton, Roy A. Tucker, Hiroshi Kaneda, and Robert H. McNaught.

Most Popular Astronomers in Wikipedia

Go to all Rankings


Among people born in 1867, A. E. Douglass ranks 119Before him are George William Russell, Florenz Ziegfeld Jr., Harold Mahony, Simon Guggenheim, Henry Lawson, and Ernest Dowson. After him is Eoin MacNeill. Among people deceased in 1962, A. E. Douglass ranks 154Before him are Ron Flockhart, William Beebe, William Clothier, Emmanuil Kazakevich, Seiichiro Kashio, and Clara Blandick. After him are Josiah McCracken, Bidhan Chandra Roy, Ernie Kovacs, Ludwig Bemelmans, Bjørn Rasmussen, and Peter Ryan.

Others Born in 1867

Go to all Rankings

Others Deceased in 1962

Go to all Rankings

In United States

Among people born in United States, A. E. Douglass ranks 8,969 out of 15,968Before him are Eytan Fox (1964), Mr. Marcus (1970), Chris Weitz (1969), Tatyana Ali (1979), Cedric the Entertainer (1964), and Dan Osman (1963). After him are Marcia Strassman (1948), Charles Farrell (1900), Vince Boryla (1927), Adrianne Palicki (1983), Maya Rudolph (1972), and Donna Douglas (1932).

Among ASTRONOMERS In United States

Among astronomers born in United States, A. E. Douglass ranks 104Before him are Margaret Geller (1947), Matthew Fontaine Maury (1806), Marc Aaronson (1950), Helen Sawyer Hogg (1905), Carolyn Porco (1953), and Thomas Bopp (1949). After him are John N. Bahcall (1934), Edward S. Holden (1846), Roy A. Tucker (1951), Charles W. Juels (1944), Scott S. Sheppard (1977), and Geoffrey Marcy (1954).