190 BC - 120 BC
Hipparchus (; Greek: Ἵππαρχος, Hipparkhos; c. 190 – c. 120 BC) was a Greek astronomer, geographer, and mathematician. He is considered the founder of trigonometry, but is most famous for his incidental discovery of the precession of the equinoxes. Hipparchus was born in Nicaea, Bithynia, and probably died on the island of Rhodes, Greece. Read more on Wikipedia
Since 2007, the English Wikipedia page of Hipparchus has received more than 1,056,832 page views. His biography is available in 71 different languages on Wikipedia (down from 72 in 2019). Hipparchus is the 12th most popular astronomer, the 69th most popular biography from Turkey (down from 53rd in 2019) and the most popular Turkish Astronomer.
Hipparchus is most famous for his discovery of the precession of the equinoxes.
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Among astronomers, Hipparchus ranks 12 out of 531. Before him are Tycho Brahe, Anders Celsius, William Herschel, Aristarchus of Samos, Edwin Hubble, and Ulugh Beg. After him are Ole Rømer, Ja'far al-Sadiq, Carl Sagan, Giovanni Domenico Cassini, Aryabhata, and Neil deGrasse Tyson.
1546 - 1601
HPI: 79.61
Rank: 6
1701 - 1744
HPI: 79.08
Rank: 7
1738 - 1822
HPI: 75.68
Rank: 8
311 BC - 230 BC
HPI: 75.56
Rank: 9
1889 - 1953
HPI: 75.32
Rank: 10
1394 - 1449
HPI: 74.68
Rank: 11
190 BC - 120 BC
HPI: 74.29
Rank: 12
1644 - 1710
HPI: 73.77
Rank: 13
702 - 765
HPI: 73.30
Rank: 14
1934 - 1996
HPI: 71.94
Rank: 15
1625 - 1712
HPI: 70.97
Rank: 16
476 - 550
HPI: 70.32
Rank: 17
1958 - Present
HPI: 69.43
Rank: 18
Among people born in 190 BC, Hipparchus ranks 1. After him are Menander I, Lucius Mummius Achaicus, Seleucus of Seleucia, Servius Sulpicius Galba, Alexander II Zabinas, Julia, Phraates I, Orodes I of Parthia, and Hypsicles. Among people deceased in 120 BC, Hipparchus ranks 1. After him are Mithridates V of Pontus, Hypsicles, and Lucius Coelius Antipater.
190 BC - 120 BC
HPI: 74.29
Rank: 1
190 BC - 130 BC
HPI: 60.85
Rank: 2
190 BC - 200 BC
HPI: 57.95
Rank: 3
190 BC - 150 BC
HPI: 57.10
Rank: 4
190 BC - 130 BC
HPI: 56.42
Rank: 5
190 BC - 123 BC
HPI: 54.93
Rank: 6
190 BC - 69 BC
HPI: 53.79
Rank: 7
190 BC - 171 BC
HPI: 52.17
Rank: 8
190 BC - 90 BC
HPI: 51.61
Rank: 9
190 BC - 120 BC
HPI: 51.56
Rank: 10
190 BC - 120 BC
HPI: 74.29
Rank: 1
200 BC - 120 BC
HPI: 58.62
Rank: 2
190 BC - 120 BC
HPI: 51.56
Rank: 3
180 BC - 120 BC
HPI: 50.95
Rank: 4
Among people born in Turkey, Hipparchus ranks 69 out of 1,301. Before him are Abdulmejid I (1823), Selim III (1761), Mahmud I (1696), Mithridates VI of Pontus (-132), Aspasia (-470), and Anaximenes of Miletus (-585). After him are Rachel (-3500), Herostratus (-301), Osman III (1699), Ibn Taymiyyah (1263), Mustafa III (1717), and Murad V (1840).
1823 - 1861
HPI: 74.94
Rank: 63
1761 - 1808
HPI: 74.72
Rank: 64
1696 - 1754
HPI: 74.65
Rank: 65
132 BC - 63 BC
HPI: 74.58
Rank: 66
470 BC - 400 BC
HPI: 74.37
Rank: 67
585 BC - 525 BC
HPI: 74.33
Rank: 68
190 BC - 120 BC
HPI: 74.29
Rank: 69
3500 BC - 1553 BC
HPI: 74.14
Rank: 70
301 BC - 356 BC
HPI: 74.00
Rank: 71
1699 - 1757
HPI: 73.83
Rank: 72
1263 - 1328
HPI: 73.77
Rank: 73
1717 - 1773
HPI: 73.69
Rank: 74
1840 - 1904
HPI: 73.68
Rank: 75
Among astronomers born in Turkey, Hipparchus ranks 1. After him are E. M. Antoniadi (1870), Walter Sydney Adams (1876), Cleomedes (110), Cleostratus (-520), Dilhan Eryurt (1926), Janet Akyüz Mattei (1943), and Paris Pişmiş (1911).
190 BC - 120 BC
HPI: 74.29
Rank: 1
1870 - 1944
HPI: 58.31
Rank: 2
1876 - 1956
HPI: 57.23
Rank: 3
110 - 1
HPI: 55.48
Rank: 4
520 BC - 432 BC
HPI: 52.09
Rank: 5
1926 - 2012
HPI: 47.95
Rank: 6
1943 - 2004
HPI: 47.04
Rank: 7
1911 - 1999
HPI: 45.63
Rank: 8