ASTRONOMER
Laurent Cassegrain
1629 - 1693
Laurent Cassegrain
Laurent Cassegrain (French: [loʁɑ̃ kasgʁɛ̃]; c. 1629 – 1 September 1693) was a Catholic priest who is notable as the probable inventor of the Cassegrain reflector, a folded two-mirror reflecting telescope design. Read more on Wikipedia
Since 2007, the English Wikipedia page of Laurent Cassegrain has received more than 42,498 page views. His biography is available in 19 different languages on Wikipedia (up from 17 in 2019). Laurent Cassegrain is the 253rd most popular astronomer (up from 269th in 2019), the 3,048th most popular biography from France (up from 3,171st in 2019) and the 25th most popular French Astronomer.
Memorability Metrics
42k
Page Views (PV)
53.37
Historical Popularity Index (HPI)
19
Languages Editions (L)
7.34
Effective Languages (L*)
1.67
Coefficient of Variation (CV)
Among ASTRONOMERS
Among astronomers, Laurent Cassegrain ranks 253 out of 644. Before him are Oenopides, Vesto Slipher, William Wallace Campbell, Svetlana Gerasimenko, Bengt Strömgren, and Charles Wolf. After him are Klim Churyumov, Joel Hastings Metcalf, Sandra Faber, George Ellery Hale, Catherine Wolfe Bruce, and Nevil Maskelyne.
Most Popular Astronomers in Wikipedia
Go to all RankingsOenopides
490 BC - 420 BC
HPI: 53.61
Rank: 247
Vesto Slipher
1875 - 1969
HPI: 53.59
Rank: 248
William Wallace Campbell
1862 - 1938
HPI: 53.50
Rank: 249
Svetlana Gerasimenko
1945 - Present
HPI: 53.45
Rank: 250
Bengt Strömgren
1908 - 1987
HPI: 53.43
Rank: 251
Charles Wolf
1827 - 1918
HPI: 53.40
Rank: 252
Laurent Cassegrain
1629 - 1693
HPI: 53.37
Rank: 253
Klim Churyumov
1937 - 2016
HPI: 53.27
Rank: 254
Joel Hastings Metcalf
1866 - 1925
HPI: 53.23
Rank: 255
Sandra Faber
1944 - Present
HPI: 53.12
Rank: 256
George Ellery Hale
1868 - 1938
HPI: 53.09
Rank: 257
Catherine Wolfe Bruce
1816 - 1900
HPI: 53.09
Rank: 258
Nevil Maskelyne
1732 - 1811
HPI: 53.07
Rank: 259
Contemporaries
Among people born in 1629, Laurent Cassegrain ranks 17. Before him are William VI, Landgrave of Hesse-Kassel, Charles II, Duke of Mantua and Montferrat, Archduchess Isabella Clara of Austria, Adolph John I, Count Palatine of Kleeburg, Agnes Block, and Symeon of Polotsk. After him are Niels Juel, Jean-Henri d'Anglebert, and Cornelis Tromp. Among people deceased in 1693, Laurent Cassegrain ranks 13. Before him are Nicolaes Maes, Odoardo Farnese, Hereditary Prince of Parma, Johann Weikhard von Valvasor, John George II, Prince of Anhalt-Dessau, Elisabeth Hevelius, and John de Britto. After him are Maria van Oosterwijck, Johann Caspar Kerll, Willem van de Velde the Elder, Roger de Rabutin, Comte de Bussy, Flavio Chigi, and Claudio Coello.
Others Born in 1629
Go to all RankingsWilliam VI, Landgrave of Hesse-Kassel
POLITICIAN
1629 - 1663
HPI: 56.62
Rank: 11
Charles II, Duke of Mantua and Montferrat
NOBLEMAN
1629 - 1665
HPI: 56.14
Rank: 12
Archduchess Isabella Clara of Austria
NOBLEMAN
1629 - 1685
HPI: 55.38
Rank: 13
Adolph John I, Count Palatine of Kleeburg
POLITICIAN
1629 - 1689
HPI: 55.31
Rank: 14
Agnes Block
PAINTER
1629 - 1704
HPI: 53.77
Rank: 15
Symeon of Polotsk
WRITER
1629 - 1680
HPI: 53.51
Rank: 16
Laurent Cassegrain
ASTRONOMER
1629 - 1693
HPI: 53.37
Rank: 17
Niels Juel
MILITARY PERSONNEL
1629 - 1697
HPI: 53.00
Rank: 18
Jean-Henri d'Anglebert
COMPOSER
1629 - 1691
HPI: 52.72
Rank: 19
Cornelis Tromp
WRITER
1629 - 1691
HPI: 51.98
Rank: 20
Others Deceased in 1693
Go to all RankingsNicolaes Maes
PAINTER
1634 - 1693
HPI: 57.95
Rank: 7
Odoardo Farnese, Hereditary Prince of Parma
POLITICIAN
1666 - 1693
HPI: 57.05
Rank: 8
Johann Weikhard von Valvasor
HISTORIAN
1641 - 1693
HPI: 57.02
Rank: 9
John George II, Prince of Anhalt-Dessau
POLITICIAN
1627 - 1693
HPI: 55.89
Rank: 10
Elisabeth Hevelius
POLITICIAN
1647 - 1693
HPI: 55.85
Rank: 11
John de Britto
RELIGIOUS FIGURE
1647 - 1693
HPI: 54.56
Rank: 12
Laurent Cassegrain
ASTRONOMER
1629 - 1693
HPI: 53.37
Rank: 13
Maria van Oosterwijck
PAINTER
1630 - 1693
HPI: 53.06
Rank: 14
Johann Caspar Kerll
COMPOSER
1627 - 1693
HPI: 52.88
Rank: 15
Willem van de Velde the Elder
PAINTER
1611 - 1693
HPI: 51.96
Rank: 16
Roger de Rabutin, Comte de Bussy
PHILOSOPHER
1618 - 1693
HPI: 51.80
Rank: 17
Flavio Chigi
RELIGIOUS FIGURE
1631 - 1693
HPI: 51.58
Rank: 18
Claudio Coello
PAINTER
1642 - 1693
HPI: 51.40
Rank: 19
In France
Among people born in France, Laurent Cassegrain ranks 3,048 out of 6,770. Before him are Charles Wolf (1827), Irène Jacob (1966), Ludovic Giuly (1976), Gabriel Hanotaux (1853), Félix Vicq-d'Azyr (1748), and Guiraut Riquier (1230). After him are Didier Six (1954), Michel Le Tellier (1603), Princess Françoise of Orléans (1902), Jacques Ozanam (1640), Odo de St Amand (1110), and Édith Scob (1937).
Others born in France
Go to all RankingsCharles Wolf
ASTRONOMER
1827 - 1918
HPI: 53.40
Rank: 3,042
Irène Jacob
ACTOR
1966 - Present
HPI: 53.39
Rank: 3,043
Ludovic Giuly
SOCCER PLAYER
1976 - Present
HPI: 53.39
Rank: 3,044
Gabriel Hanotaux
POLITICIAN
1853 - 1944
HPI: 53.38
Rank: 3,045
Félix Vicq-d'Azyr
BIOLOGIST
1748 - 1794
HPI: 53.38
Rank: 3,046
Guiraut Riquier
WRITER
1230 - 1292
HPI: 53.38
Rank: 3,047
Laurent Cassegrain
ASTRONOMER
1629 - 1693
HPI: 53.37
Rank: 3,048
Didier Six
SOCCER PLAYER
1954 - Present
HPI: 53.36
Rank: 3,049
Michel Le Tellier
POLITICIAN
1603 - 1685
HPI: 53.35
Rank: 3,050
Princess Françoise of Orléans
NOBLEMAN
1902 - 1953
HPI: 53.35
Rank: 3,051
Jacques Ozanam
MATHEMATICIAN
1640 - 1718
HPI: 53.35
Rank: 3,052
Odo de St Amand
POLITICIAN
1110 - 1179
HPI: 53.35
Rank: 3,053
Édith Scob
ACTOR
1937 - 2019
HPI: 53.34
Rank: 3,054
Among ASTRONOMERS In France
Among astronomers born in France, Laurent Cassegrain ranks 25. Before him are Alexis Bouvard (1767), Jérôme Eugène Coggia (1849), Guillaume Le Gentil (1725), Jean Fernel (1497), César-François Cassini de Thury (1714), and Charles Wolf (1827). After him are André-Louis Danjon (1890), Jean-Louis Pons (1761), Henri-Alexandre Deslandres (1853), Rudolph Minkowski (1895), Henri Joseph Anastase Perrotin (1845), and Antoine Darquier de Pellepoix (1718).
Alexis Bouvard
1767 - 1843
HPI: 54.39
Rank: 19
Jérôme Eugène Coggia
1849 - 1919
HPI: 54.32
Rank: 20
Guillaume Le Gentil
1725 - 1792
HPI: 53.94
Rank: 21
Jean Fernel
1497 - 1558
HPI: 53.73
Rank: 22
César-François Cassini de Thury
1714 - 1784
HPI: 53.66
Rank: 23
Charles Wolf
1827 - 1918
HPI: 53.40
Rank: 24
Laurent Cassegrain
1629 - 1693
HPI: 53.37
Rank: 25
André-Louis Danjon
1890 - 1967
HPI: 52.88
Rank: 26
Jean-Louis Pons
1761 - 1831
HPI: 52.72
Rank: 27
Henri-Alexandre Deslandres
1853 - 1948
HPI: 52.23
Rank: 28
Rudolph Minkowski
1895 - 1976
HPI: 52.11
Rank: 29
Henri Joseph Anastase Perrotin
1845 - 1904
HPI: 52.01
Rank: 30
Antoine Darquier de Pellepoix
1718 - 1802
HPI: 51.81
Rank: 31