ASTRONOMER
Angelo Secchi
1818 - 1878

Angelo Secchi
Angelo Secchi (Italian pronunciation: [ˈandʒelo ˈsekki]; 28 June 1818 – 26 February 1878) was an Italian Catholic priest and astronomer from the Italian region of Emilia. He was director of the observatory at the Pontifical Gregorian University (then called the Roman College) for 28 years. He was a pioneer in astronomical spectroscopy, and was one of the first scientists to state authoritatively that the Sun is a star. Read more on Wikipedia
His biography is available in different languages on Wikipedia. Angelo Secchi is the 95th most popular astronomer (up from 105th in 2019), the 1,081st most popular biography from Italy (up from 1,374th in 2019) and the 9th most popular Italian Astronomer.
Angelo Secchi was an Italian astronomer who was most famous for developing the Secchi disk, a tool used to measure water clarity.
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Among ASTRONOMERS
Among astronomers, Angelo Secchi ranks 95 out of 644. Before him are Petrus Apianus, Pieter van Musschenbroek, Jacques Cassini, Ferdinand Verbiest, Varāhamihira, and Fritz Zwicky. After him are Giovanni Battista Riccioli, Christian Heinrich Friedrich Peters, Henry Norris Russell, Abu Hanifa Dinawari, Jean Philippe Loys de Cheseaux, and Arthur Auwers.
Most Popular Astronomers in Wikipedia
Go to all RankingsPetrus Apianus
1495 - 1552
HPI: 69.25
Rank: 89
Pieter van Musschenbroek
1692 - 1761
HPI: 69.21
Rank: 90
Jacques Cassini
1677 - 1756
HPI: 69.17
Rank: 91
Ferdinand Verbiest
1623 - 1688
HPI: 68.87
Rank: 92
Varāhamihira
505 - 587
HPI: 68.85
Rank: 93
Fritz Zwicky
1898 - 1974
HPI: 68.84
Rank: 94
Angelo Secchi
1818 - 1878
HPI: 68.77
Rank: 95
Giovanni Battista Riccioli
1598 - 1671
HPI: 68.60
Rank: 96
Christian Heinrich Friedrich Peters
1813 - 1890
HPI: 68.59
Rank: 97
Henry Norris Russell
1877 - 1957
HPI: 68.58
Rank: 98
Abu Hanifa Dinawari
815 - 896
HPI: 68.56
Rank: 99
Jean Philippe Loys de Cheseaux
1718 - 1751
HPI: 68.54
Rank: 100
Arthur Auwers
1838 - 1915
HPI: 68.52
Rank: 101
Contemporaries
Among people born in 1818, Angelo Secchi ranks 17. Before him are Lewis H. Morgan, Tewodros II, Hermann Kolbe, Rudolf von Jhering, Adolf Anderssen, and Sophie of Württemberg. After him are Leconte de Lisle, August Wilhelm von Hofmann, Charles III, Prince of Monaco, Archduke Karl Ferdinand of Austria, Alexander Bain, and Maria Mitchell. Among people deceased in 1878, Angelo Secchi ranks 13. Before him are Julius von Mayer, Charles-François Daubigny, Maria Christina of the Two Sicilies, Elias Magnus Fries, George V of Hanover, and Ernst Heinrich Weber. After him are Władysław Tarnowski, Mirza Fatali Akhundov, Antoine César Becquerel, Henri Victor Regnault, Nikolay Nekrasov, and Queen Cheorin.
Others Born in 1818
Go to all RankingsLewis H. Morgan
ANTHROPOLOGIST
1818 - 1881
HPI: 72.95
Rank: 11
Tewodros II
POLITICIAN
1818 - 1868
HPI: 72.00
Rank: 12
Hermann Kolbe
CHEMIST
1818 - 1884
HPI: 71.52
Rank: 13
Rudolf von Jhering
LAWYER
1818 - 1892
HPI: 71.04
Rank: 14
Adolf Anderssen
CHESS PLAYER
1818 - 1879
HPI: 70.95
Rank: 15
Sophie of Württemberg
COMPANION
1818 - 1877
HPI: 68.98
Rank: 16
Angelo Secchi
ASTRONOMER
1818 - 1878
HPI: 68.77
Rank: 17
Leconte de Lisle
WRITER
1818 - 1894
HPI: 68.73
Rank: 18
August Wilhelm von Hofmann
CHEMIST
1818 - 1892
HPI: 68.38
Rank: 19
Charles III, Prince of Monaco
POLITICIAN
1818 - 1889
HPI: 68.23
Rank: 20
Archduke Karl Ferdinand of Austria
MILITARY PERSONNEL
1818 - 1874
HPI: 67.44
Rank: 21
Alexander Bain
PSYCHOLOGIST
1818 - 1903
HPI: 67.36
Rank: 22
Maria Mitchell
ASTRONOMER
1818 - 1889
HPI: 67.22
Rank: 23
Others Deceased in 1878
Go to all RankingsJulius von Mayer
PHYSICIST
1814 - 1878
HPI: 72.68
Rank: 7
Charles-François Daubigny
PAINTER
1817 - 1878
HPI: 71.74
Rank: 8
Maria Christina of the Two Sicilies
COMPANION
1806 - 1878
HPI: 70.07
Rank: 9
Elias Magnus Fries
BIOLOGIST
1794 - 1878
HPI: 69.96
Rank: 10
George V of Hanover
POLITICIAN
1819 - 1878
HPI: 69.89
Rank: 11
Ernst Heinrich Weber
PSYCHOLOGIST
1795 - 1878
HPI: 69.82
Rank: 12
Angelo Secchi
ASTRONOMER
1818 - 1878
HPI: 68.77
Rank: 13
Władysław Tarnowski
WRITER
1836 - 1878
HPI: 68.75
Rank: 14
Mirza Fatali Akhundov
WRITER
1812 - 1878
HPI: 68.46
Rank: 15
Antoine César Becquerel
PHYSICIST
1788 - 1878
HPI: 68.25
Rank: 16
Henri Victor Regnault
CHEMIST
1810 - 1878
HPI: 68.00
Rank: 17
Nikolay Nekrasov
WRITER
1821 - 1878
HPI: 67.69
Rank: 18
Queen Cheorin
COMPANION
1837 - 1878
HPI: 67.41
Rank: 19
In Italy
Among people born in Italy, Angelo Secchi ranks 1,081 out of 5,161. Before him are Aloysius Lilius (1510), Gino Bartali (1914), Gabriele Falloppio (1523), Sextus Pompey (-67), Johann Lukas von Hildebrandt (1668), and Carlo Crivelli (1430). After him are Guy III of Spoleto (900), Gelon (-600), Olympia Mancini, Countess of Soissons (1638), Scipione Borghese (1577), Arturo Benedetti Michelangeli (1920), and Maria Cristina of Savoy (1812).
Others born in Italy
Go to all RankingsAloysius Lilius
MATHEMATICIAN
1510 - 1576
HPI: 68.80
Rank: 1,075
Gino Bartali
CYCLIST
1914 - 2000
HPI: 68.80
Rank: 1,076
Gabriele Falloppio
BIOLOGIST
1523 - 1562
HPI: 68.80
Rank: 1,077
Sextus Pompey
PIRATE
67 BC - 35 BC
HPI: 68.79
Rank: 1,078
Johann Lukas von Hildebrandt
ARCHITECT
1668 - 1745
HPI: 68.79
Rank: 1,079
Carlo Crivelli
PAINTER
1430 - 1490
HPI: 68.78
Rank: 1,080
Angelo Secchi
ASTRONOMER
1818 - 1878
HPI: 68.77
Rank: 1,081
Guy III of Spoleto
POLITICIAN
900 - 894
HPI: 68.77
Rank: 1,082
Gelon
POLITICIAN
600 BC - 477 BC
HPI: 68.76
Rank: 1,083
Olympia Mancini, Countess of Soissons
POLITICIAN
1638 - 1708
HPI: 68.76
Rank: 1,084
Scipione Borghese
RELIGIOUS FIGURE
1577 - 1633
HPI: 68.74
Rank: 1,085
Arturo Benedetti Michelangeli
MUSICIAN
1920 - 1995
HPI: 68.74
Rank: 1,086
Maria Cristina of Savoy
RELIGIOUS FIGURE
1812 - 1836
HPI: 68.73
Rank: 1,087
Among ASTRONOMERS In Italy
Among astronomers born in Italy, Angelo Secchi ranks 9. Before him are Giovanni Domenico Cassini (1625), Giuseppe Piazzi (1746), Riccardo Giacconi (1931), Giovanni Schiaparelli (1835), Paolo dal Pozzo Toscanelli (1397), and Annibale de Gasparis (1819). After him are Giovanni Battista Riccioli (1598), Girolamo Fracastoro (1476), Luigi Ferdinando Marsili (1658), Giovanni Battista Donati (1826), Giovanni Dondi dell'Orologio (1330), and Margherita Hack (1922).
Giovanni Domenico Cassini
1625 - 1712
HPI: 78.44
Rank: 3
Giuseppe Piazzi
1746 - 1826
HPI: 74.97
Rank: 4
Riccardo Giacconi
1931 - 2018
HPI: 74.70
Rank: 5
Giovanni Schiaparelli
1835 - 1910
HPI: 74.56
Rank: 6
Paolo dal Pozzo Toscanelli
1397 - 1482
HPI: 71.41
Rank: 7
Annibale de Gasparis
1819 - 1892
HPI: 70.60
Rank: 8
Angelo Secchi
1818 - 1878
HPI: 68.77
Rank: 9
Giovanni Battista Riccioli
1598 - 1671
HPI: 68.60
Rank: 10
Girolamo Fracastoro
1476 - 1553
HPI: 67.22
Rank: 11
Luigi Ferdinando Marsili
1658 - 1730
HPI: 64.36
Rank: 12
Giovanni Battista Donati
1826 - 1873
HPI: 63.33
Rank: 13
Giovanni Dondi dell'Orologio
1330 - 1388
HPI: 62.35
Rank: 14
Margherita Hack
1922 - 2013
HPI: 62.03
Rank: 15