Giuseppe Piazzi

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Piazzi, Giuseppe


Born July 16, 1746, in Ponte di Valtel-lina; died July 22, 1826, in Naples. Italian astronomer.

Piazzi was appointed a professor at the University of Palermo in 1780 and became the first director of the observatory at Palermo in 1791. In 1801 he discovered the first known asteroid —Ceres. He compiled two star catalogs (1803, 1814).


Clerke, A. Obshchedostupnaia istoriia astronomii v XIX stoletii. Odessa, 1913. (Translated from English.)
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References in periodicals archive ?
You might find (or at least observe) an asteroid on New Year's Day--as Giuseppe Piazzi did when he discovered the first (and, to this date, still the largest known) asteroid, Ceres, on not just the first day of the year but also the first day of a new century: January 1, 1801, the first year of the 19th century.
The service will be carried out at the property located in Via Giuseppe Piazzi, and is intended for 44 children aged between 0 and 36 months (infants, semidivezzi and weaned) on weekdays from Monday to Friday for 10 hours per day and 4 hours on Saturday.
1801: The dwarf planet Ceres is discovered by astronomer Giuseppe Piazzi at Palermo - the first-known and largest body in what would come to be known as the Asteroid Belt.
For years following its discovery by Italian priest and astronomer Giuseppe Piazzi, Ceres was considered a planet.
Italian astronomer Giuseppe Piazzi first recorded the Ceres in 1801 after the name of the Roman goddess of agriculture and fertility.
A new catalogue of 7,646 stars from the Palermo Observatory published by Giuseppe Piazzi, for which he received the prize of the French Academie des Sciences.
Giuseppe Piazzi of Palermo used the latest instrument by Ramsden of London around 1800.
In 1804 the Sicilian astronomer Giuseppe Piazzi noted that 61 Cygni shows an unusually speedy motion with respect to most stars, whose places appear fixed in relation to one another, and he dubbed it the Flying Star.
The first asteroid ever discovered was Ceres, seen on January 1, 1801 by Italian astronomer Giuseppe Piazzi.
El astronomo siciliano Giuseppe Piazzi descubre el primer asteroide, al que llamo Ceres Ferdinandea en honor de la diosa romana de las plantas y el amor maternal y patrona de Sicilia, y del rey Fernando IV de Napoles y Sicilia, cuyo nombre se elimino posteriormente por razones politicas.
Giuseppe Piazzi discovered the first asteroid, Ceres, on January 1, 1801.
1, 1801, that Giuseppe Piazzi pointed his state-of-the-art telescope over those mountains at stars in the constellation Taurus.