Individual Calculations September 2012
 Li, William Xiang Wei  Total change: 9.60  Rating chartPersonal card
 Auckland Centre 'B' Grade Championship Auckland NZL 2012-07-09
RcRownchangeKK*chgGame
 1918 1754 1.50 3 0.64 15 9.60 
  Lyall, Simon 1823 NZL0.001-0.4015-6.00 
  Ward, Keith 1950 NZL0.5010.25153.75 
  Brimble, Mark 1981 NZL1.0010.791511.85 

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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