Individual Calculations October 2008
 Riordan, Charles  Total change: 15.00  Rating chartPersonal card
 Continental Open Sturbridge, MA USA 2008-07-24
RcRownchangeKK*chgGame
 2480 2265 1.50 2 1.00 15 15.00 
  Zlotnikov, Mikhail m2345 USA1.0010.61159.15 
  Izoria, Zviad g2615 GEO0.5010.39155.85 

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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