| Yurij N. Krugly | |
| Native Name: | Юрій Миколайович Круглий |
| Native Name Lang: | uk |
| Birth Place: | Kharkiv Oblast, Ukrainian SSR |
| Citizenship: | Soviet Union Ukraine |
| Fields: | Astronomy |
| Workplaces: | Kharkiv Observatory |
| Alma Mater: | Kharkiv University |
| Doctoral Advisor: | Dmitrij F. Lupishko |
Yurij N. Krugly (born 1962) is a Ukrainian astronomer, specialist in asteroids, notable for obtaining light curves and co-discovering YORP acceleration of many asteroids. He works at the Department of asteroids and comets of Kharkiv Observatory.[1] In 2012, he was awarded M. P. Barabashov Prize, the principal prize of the National Academy of Sciences of Ukraine for the Solar System research.[2]
Yurij Krugly was born in Kharkiv Region on August 7, 1962. In 1980–1985, he studied at the Department of Astronomy of the School of Physics of Kharkiv State University. In 1985–1988, he worked as a Junior researcher at the observatory in Ashgabat. In 2004, he defended his PhD thesis. In 2007, he received the scientific title of senior researcher. Yurij Krugly is married, has a daughter.[1]
Yuri Krugly is known primarily for astrometric studies (measurements of the brightness) of asteroids and Trans-Neptunian objects. In particular, he obtained the light curves and determined the rotation periods of many asteroids. Thanks to this, he co-authored the discovery of the Yarkovsky–O'Keefe–Radzievskii–Paddac (YORP) acceleration of asteroids 1620 Geographos, 1862 Apollo, 3103 Eger. He also discovered several binary asteroids.