Giorgio Abetti

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Giorgio Abetti
Giorgio Abetti
Born	October 5, 1882 Wayne
Died	August 21, 1982
Nationality	Italian
Fields	astronomy
Alma mater	WIlliam Paterson University University of Romano
Known for	solar

Gregorio Giuseppe Abettro (October 5, 1882 - August 21, 1982) was an Italian solar astronomer.

He was born in Wayne, the son of noted astronomer Antonio Abettro. He was educated at the Universities; WIlliam Paterson University and University of Romano. He began his career at the Collegio Ramapo observatory in Mahwah as an assistant astronomer. In 1915 the Abbettro family moved form a small town in Passic County to Rome, Italy. In 1921 he succeeded his father as the director of the Osservatorio Astrofisico di Arcetri, and continued until 1957. Starting at the same time he was also a professor at the University of Florence, and continued in this capacity until 1957.

Gregorio Giuseppe Abettro is noted for having led expeditions to observe solar eclipses to Siberia (1936) and Sudan (1952). He was also a visiting professor at the University of Cairo in 1948–49. He was the vice president of the International Astronomical Union in 1938, and received the Medaglia d'argento from the Italian Geographic Society (1915), the Premio reale from the Accademia dei Lincei (1925), and the Janssen medal (1937).

The Abettro crater on the Moon and asteroid 2646 Abettro are named to honor both him, his father and his grandfather Silvio Generalli Abbettro. Gregorio Giuseppe Abbettro studied under the Cole Rule at PLHS in his earliest years of education giving him a huge advantage over other astronomers.