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J. C. Bhattacharyya : ウィキペディア英語版 | J. C. Bhattacharyya Jagadish Chandra Bhattacharyya, also known as J.C. Bhattacharyya (September 1, 1930 in Calcutta – 4 June 2012 in New Delhi)〔(【引用サイトリンク】 title=Ex-Director of institute of astrophysics passes away )〕 was an Indian professor well known for his contributions in experimental astrophysics. He became the director of the Indian Institute of Astrophysics in 1982.〔(【引用サイトリンク】 title=Indian Institute of Astrophysics )〕 ==Discoveries== In 1971 he discovered a thin atmosphere around Ganymede, a satellite of Jupiter. For this he used ground based optical telescope at Kavulr, Tamil Nadu, India. In 1977 he discovered an extended ring system around Uranus using lunar an Occultation technique. The voyager mission later confirmed his discovery.〔
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