John S. Paraskevopoulos

John Stefanos Paraskevopoulos (June 20, 1889 - March 15, 1951) nke a makwaara dị ka John Paras, bụ onye Gris na onye South Africa na-enyocha mbara igwe. 

A mụrụ ya na Piraeus, Gris ma gụsịrị akwụkwọ na Mahadum Athens, ebe ọ nwetara PhD ya na physics na 1910, n'okpuru nlekọta nke Timoleon A. Argyropoulos .  Isiokwu edemede ya bụ "Variability in absorption spectra". Ọ rụrụ ọrụ na ndị agha Gris n'oge Agha Balkan na Agha Ụwa Mbụ.

O jikọtara aka chọpụta Comets abụọ, gụnyere C/1941 B2 (de Kock-Paraskevopoulos), nke a na-ahụ anya. A na-akpọ oghere Paraskevopoulos dị n'Ọnwa aha ya.

 Edensibia 

 Njikọ mpụga 

 Dr. PARASKEVOPOULOS, John Stefanos

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