ASTRONOMER

Ernest Leonard Johnson

1891 - 1977

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Ernest Leonard Johnson (1891–1977) was a South African astronomer and a former staff member of the Union Observatory in Johannesburg, South Africa. He is known for the discovery of 18 asteroids between 1946–1951, as well as several comets. On 25 August 1949, he discovered 48P/Johnson, a periodic comet expected to pass no closer than 1.2 to 1.3 AU from our planet in 2025. Read more on Wikipedia

Since 2007, the English Wikipedia page of Ernest Leonard Johnson has received more than 8,313 page views. His biography is available in 17 different languages on Wikipedia. Ernest Leonard Johnson is the 346th most popular astronomer (up from 413th in 2019), the 80th most popular biography from South Africa (up from 92nd in 2019) and the most popular South African Astronomer.

Memorability Metrics

  • 8.3k

    Page Views (PV)

  • 60.24

    Historical Popularity Index (HPI)

  • 17

    Languages Editions (L)

  • 9.85

    Effective Languages (L*)

  • 1.19

    Coefficient of Variation (CV)

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Among ASTRONOMERS

Among astronomers, Ernest Leonard Johnson ranks 346 out of 532Before him are Warren De la Rue, Benjamin Markarian, Ludwig Biermann, Henry L. Giclas, Henry E. Holt, and Hervé Faye. After him are Giorgio Abetti, James Challis, Brian G. Marsden, Lyudmila Zhuravleva, Peter van de Kamp, and Elia Millosevich.

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Contemporaries

Among people born in 1891, Ernest Leonard Johnson ranks 161Before him are W. Averell Harriman, Dmitry Furmanov, Mariano Ospina Pérez, George Marshall, Mamie Smith, and Virgilio Fossati. After him are Emil Julius Gumbel, Fred Kelly, Julius Saaristo, Arthur Bliss, Issay Dobrowen, and Hamo Beknazarian. Among people deceased in 1977, Ernest Leonard Johnson ranks 139Before him are Manuel Gonçalves Cerejeira, Leila Hyams, Rodolfo Walsh, Paul Bernays, Nicolae Kovács, and Martí Ventolrà. After him are Matthew Garber, Edward Van Dijck, Mike Parkes, Ilia Vekua, William Castle, and Otto Deßloch.

Others Born in 1891

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Others Deceased in 1977

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In South Africa

Among people born in South Africa, Ernest Leonard Johnson ranks 80 out of 312Before him are C. R. Swart (1894), Breyten Breytenbach (1939), Reggie Walker (1889), Piet Retief (1780), Claude Chevalley (1909), and Eben Dönges (1898). After him are Wilfrid Napier (1941), Navi Pillay (1941), Constand Viljoen (1933), Bruce Grobbelaar (1957), Alan Paton (1903), and Gary Player (1935).

Among ASTRONOMERS In South Africa

Among astronomers born in South Africa, Ernest Leonard Johnson ranks 1