Individual Calculations September 2009
 Qiao, Liang  Total change: -8.40  Rating chartPersonal card
 2009 China Men's Individual Championship Group B Zhuhai CHN 2009-08-05
RcRownchangeKK*chgGame
 2216 2349 4.00 7 -0.56 15 -8.40 
  Masters, Christopher 1949  * HKG1.0010.08151.20 
  Liu, Zhiyuan 2079 CHN0.501-0.3315-4.95 
  Qu, Yanqiao 2124 CHN1.0010.22153.30 
  Wan, Yunguo 2446 CHN0.5010.13151.95 
  Yu, Yangyi 2510 CHN0.001-0.2915-4.35 
  Xu, Ruijie 2297 CHN0.501-0.0715-1.05 
  Zhang, Shengyun 2105 CHN0.501-0.3015-4.50 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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