Individual Calculations January 2009
 Curtis, John E  Total change: 3.30  Rating chartPersonal card
 4NCL part 1 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2271 2122 1.50 4 0.22 15 3.30 
  Shaw, John K g2469 SCO0.001-0.1115-1.65 
  Jaunooby, Ali Reza 2145 ENG0.001-0.4715-7.05 
  Cafferty, Bernard f2179 ENG1.0010.58158.70 
  Piper, Matthew S 2290 ENG0.5010.22153.30 

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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