Individual Calculations November 2012
 Osiyemi, Lara  Total change: -3.90  Rating chartPersonal card
 e2e4 High Wycombe Challengers 2012 London ENG 2012-10-12
RcRownchangeKK*chgGame
 1724 1772 1.50 3 -0.13 30 -3.90 
  Phillips, William 1961 ENG0.5010.25307.50 
  Subramaniam, Mani 1438 IND1.0010.12303.60 
  Booley, Graham M 1773 ENG0.001-0.5030-15.00 

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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