Individual Calculations May 2012
 Probert, Malcolm  Total change: 4.50  Rating chartPersonal card
 e2e4 High Wycombe Intermediate March 2012 High Wycombe ENG 2012-03-16
RcRownchangeKK*chgGame
 1746 1578 1.00 3 0.15 30 4.50 
  Booley, Graham M 1769 ENG0.001-0.2530-7.50 
  Wright, Jonathan 1829 ENG1.0010.813024.30 
  Forbes, Douglas M 1640 ENG0.001-0.4130-12.30 

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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