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James Challis

1803 - 1882

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James Challis FRS (12 December 1803 – 3 December 1882) was an English clergyman, physicist and astronomer. Plumian Professor of Astronomy and Experimental Philosophy and the director of the Cambridge Observatory, he investigated a wide range of physical phenomena though made few lasting contributions outside astronomy. Read more on Wikipedia

Since 2007, the English Wikipedia page of James Challis has received more than 43,101 page views. His biography is available in 22 different languages on Wikipedia (up from 21 in 2019). James Challis is the 488th most popular astronomer (down from 348th in 2019), the 4,433rd most popular biography from United Kingdom (down from 2,883rd in 2019) and the 61st most popular British Astronomer.

Memorability Metrics

  • 43k

    Page Views (PV)

  • 43.05

    Historical Popularity Index (HPI)

  • 22

    Languages Editions (L)

  • 2.26

    Effective Languages (L*)

  • 3.74

    Coefficient of Variation (CV)

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Among astronomers, James Challis ranks 488 out of 531Before him are Grove Karl Gilbert, Walter Frederick Gale, Ľudmila Pajdušáková, John N. Bahcall, Wilhelm Anderson, and Richard A. Proctor. After him are Cuno Hoffmeister, Mary Adela Blagg, Eva Ahnert-Rohlfs, Irwin I. Shapiro, David L. Rabinowitz, and Roy A. Tucker.

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Among people born in 1803, James Challis ranks 67Before him are Miles Joseph Berkeley, Johann Jakob Kaup, Juan Bravo Murillo, Sarah Yorke Jackson, George Borrow, and Domingo Nieto. After him are Manuel Felipe de Tovar, William Smith O'Brien, and Sir James Outram, 1st Baronet. Among people deceased in 1882, James Challis ranks 69Before him are Antoine Bussy, William Harrison Ainsworth, Katarina Ivanović, James Spriggs Payne, Thomas Romney Robinson, and Joaquim Manuel de Macedo. After him are Hablot Knight Browne, Richard Henry Dana Jr., Francis Maitland Balfour, Edward Bouverie Pusey, and Milton Latham.

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In United Kingdom

Among people born in United Kingdom, James Challis ranks 4,433 out of 7,765Before him are Thomas Hodgskin (1787), Reginald Denny (1891), Julian Byng, 1st Viscount Byng of Vimy (1862), Ian Wallace (1946), Dafydd ap Gwilym (1320), and Margaret Drabble (1939). After him are Pip Torrens (1960), Michael Robinson (1958), Gerald Grosvenor, 6th Duke of Westminster (1951), Owain Gwynedd (1100), David Beaton (1494), and Sam Houser (1972).

Among ASTRONOMERS In United Kingdom

Among astronomers born in United Kingdom, James Challis ranks 61Before him are Beatrice Tinsley (1941), Patrick Moore (1923), William Frederick Denning (1848), William Robert Brooks (1844), William de Wiveleslie Abney (1843), and Richard A. Proctor (1837). After him are Mary Adela Blagg (1858), Robert H. McNaught (1956), David C. Jewitt (1958), Thomas Brisbane (1773), James Ferguson (1710), and Arnold Wolfendale (1927).