Paolo dal Pozzo Toscanelli

1397 - 1482

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Paolo dal Pozzo Toscanelli (1397 – 10 May 1482) was an Italian mathematician, astronomer, and cosmographer. Read more on Wikipedia

Since 2007, the English Wikipedia page of Paolo dal Pozzo Toscanelli has received more than 114,455 page views. His biography is available in 29 different languages on Wikipedia. Paolo dal Pozzo Toscanelli is the 39th most popular astronomer (down from 35th in 2019), the 729th most popular biography from Italy (down from 645th in 2019) and the 5th most popular Astronomer.

Paolo dal Pozzo Toscanelli is most famous for being the first to calculate the circumference of the Earth, which he did by measuring the distance from the equator to the North Pole.

Memorability Metrics

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    Historical Popularity Index (HPI)

  • 29

    Languages Editions (L)

  • 10.15

    Effective Languages (L*)

  • 1.84

    Coefficient of Variation (CV)

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Among astronomers, Paolo dal Pozzo Toscanelli ranks 39 out of 531Before him are Johann Bayer, Caroline Herschel, Wilhelm Schickard, Michel Mayor, Adolphe Quetelet, and Jan Oort. After him are Charles Greeley Abbot, Giovanni Schiaparelli, Simon Marius, Arthur Eddington, Henrietta Swan Leavitt, and James Bradley.

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Among people born in 1397, Paolo dal Pozzo Toscanelli ranks 5Before him are Sejong the Great, Pope Nicholas V, Albert II of Germany, and Guillaume Du Fay. After him are Hacı I Giray, Isabella of Portugal, Duchess of Burgundy, Jahan Shah, Chimalpopoca, Francesco Squarcione, Baysunghur, and Tlacaelel. Among people deceased in 1482, Paolo dal Pozzo Toscanelli ranks 4Before him are Mary of Burgundy, Margaret of Anjou, and Hugo van der Goes. After him are Luca della Robbia, Federico da Montefeltro, Lucrezia Tornabuoni, Philibert I, Duke of Savoy, Gedik Ahmed Pasha, William III, Landgrave of Thuringia, Giovanni di Paolo, and Louis of Cyprus.

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In Italy

Among people born in Italy, Paolo dal Pozzo Toscanelli ranks 729 out of 4,668Before him are Maria Goretti (1890), Pope Alexander II (1010), Boniface I, Marquess of Montferrat (1150), Ottorino Respighi (1879), Lorenzo di Credi (1459), and Constans (320). After him are Gaius Octavius (-100), Giovanni Schiaparelli (1835), Pope Theodore II (840), Pietro Metastasio (1698), Henry of Germany (1211), and Gigliola Cinquetti (1947).


Among astronomers born in Italy, Paolo dal Pozzo Toscanelli ranks 5Before him are Galileo Galilei (1564), Giordano Bruno (1548), Giovanni Domenico Cassini (1625), and Giuseppe Piazzi (1746). After him are Giovanni Schiaparelli (1835), Girolamo Fracastoro (1476), Riccardo Giacconi (1931), Giovanni Battista Riccioli (1598), Angelo Secchi (1818), Annibale de Gasparis (1819), and Luigi Ferdinando Marsili (1658).