article: Purple Mountain Observatory
links: September 22 November 21 1980 1964 October 29 Trojan asteroid September 3 March 17 January 11 January 30 December 19 October 14 November 9 1955 October 24 October 21 November 19 October 16 December 18 Jiangsu January 16 November 13 October 31 January 1 October 4 April 7 November 26 November 20 December 7 November 28 December 2 September 20 October 12 November 11 October 25 October 10 October 28 October 23 1957 November 18 1978 Purple Mountain September 18 December 21 November 27 December 6 September 26 December 23 1982 1965 December 30 October 8 October 9 October 11 1983 1975 1981 1958 November 6 November 3 December 31 Nanjing November 12 December 3 October 7 January 12 1966 January 20 September 27 October 18 November 10 December 20 October 30 1977 February 13 Asteroid Chinese Academy of Sciences China December 14 1974 October 19 1956 November 1 1979