Individual Calculations September 2012
 Che, Quoc Huu  Total change: 9.15  Rating chartPersonal card
 Vietnam Youth chess championships - Open 17 Ho Chi Minh VIE 2012-07-09
 2026 1959 3.50 7 0.61 15 9.15 
  Bui, Trong Hao 2159 VIE0.001-0.2415-3.60 
  Nguyen, Phuoc Tam 2068 VIE1.0010.65159.75 
  Le, Tuan Minh f2161 VIE0.001-0.2415-3.60 
  Le, Nhat Minh 1894 VIE1.0010.41156.15 
  Nguyen, Ha Phuong f2005 VIE0.5010.06150.90 
  Vuong, Trung Hieu f2029 VIE0.001-0.4015-6.00 
  Nguyen, Huynh Trong Hai 1864 VIE1.0010.37155.55 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)


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