Individual Calculations May 2010
 Liang, Zhihua  Total change: -2.40  Rating chartPersonal card
 2009 Torch Real Estate Cup China Chess League Rounds 15-18 Yantai China CHN 2009-12-11
RcRownchangeKK*chgGame
 2158 2216 1.00 2 -0.16 15 -2.40 
  Zhou, Min 2195 CHN0.501-0.0315-0.45 
  Zhai, Mo wf2120 CHN0.501-0.1315-1.95 

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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