Individual Calculations January 2011
 Tan, Zhongyi  Total change: -2.30  Rating chartPersonal card
 Younger Chinese Chess League Division A round16-18 Beijing,China CHN 2010-11-02
RcRownchangeKK*chgGame
 2219 2430 2.00 3 -0.23 10 -2.30 
  Zhang, Jilin wg2252 CHN0.501-0.2310-2.30 
  Ding, Yixin wg2370 CHN0.501-0.0810-0.80 
  Xu, Ruoying 2035 CHN1.0010.08100.80 

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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