Alvan Graham Clark

1832 - 1897

Alvan Graham Clark

Alvan Graham Clark (July 10, 1832 – June 9, 1897) was an American astronomer and telescope-maker. Born in Fall River, Massachusetts, he was the son of Alvan Clark, founder of Alvan Clark & Sons. On January 31, 1862, while testing a new 18.5-inch (470 mm) aperture great refractor telescope in Cambridgeport, Massachusetts, Clark made the first ever observation of a white dwarf star. Read more on Wikipedia

Since 2007, the English Wikipedia page of Alvan Graham Clark has received more than 24,663 page views. His biography is available in 20 different languages on Wikipedia making him the 296th most popular astronomer.

Memorability Metrics

  • 25k

    Page Views (PV)

  • 48.85

    Historical Popularity Index (HPI)

  • 20

    Languages Editions (L)

  • 7.30

    Effective Languages (L*)

  • 1.96

    Coefficient of Variation (CV)

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Among astronomers, Alvan Graham Clark ranks 297 out of 495Before him are Dirk Brouwer, Karl Christian Bruhns, Otto Lesser, Giovanni Domenico Maraldi, Louis Boyer, and Wilhelm Julius Foerster. After him are Brian G. Marsden, Freimut Börngen, Maarten Schmidt, Carl Gustav Witt, Georges Rayet, and Alfred Fowler.

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Among people born in 1832, Alvan Graham Clark ranks 54Before him are Nikolai Zverev, Jules Vallès, Edwin Arnold, Johann Joseph Abert, Wilhelm Julius Foerster, and Gheorghe Grigore Cantacuzino. After him are Frederick Roberts, 1st Earl Roberts, Pavel Chistyakov, Sergey Botkin, Juan Montalvo, Carl Neumann, and Lucretia Garfield. Among people deceased in 1897, Alvan Graham Clark ranks 44Before him are Henri Meilhac, Charles Boycott, Prince William of Baden, Julius von Sachs, Émile Levassor, and Friedrich August Theodor Winnecke. After him are Robert Themptander, Gotō Shōjirō, Jules de Burlet, Aleko Konstantinov, Dimitrie Ghica, and Isaac Pitman.

Others Born in 1832

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In United States

Among people born in United States, Alvan Graham Clark ranks 3,925 out of 12,171Before him are Helen Frankenthaler (1928), Peter Cetera (1944), Ted Nugent (1948), Elizabeth Banks (1974), Jim Gray (1944), and Andrea Dworkin (1946). After him are James Russell Lowell (1819), John G. Trump (1907), Brian Keith (1921), David Foster Wallace (1962), Frances Marion (1888), and Richard Conte (1910).

Among ASTRONOMERS In United States

Among astronomers born in United States, Alvan Graham Clark ranks 55Before him are Carl Keenan Seyfert (1911), Charles Dillon Perrine (1867), Lewis Boss (1846), Benjamin Apthorp Gould (1824), Nancy Roman (1925), and Charles T. Kowal (1940). After him are Frank Schlesinger (1871), William Wilson Morgan (1906), Alvan Clark (1804), Frank Elmore Ross (1874), Allan Sandage (1926), and George Herbig (1920).