Individual Calculations April 2009
 Buckley, David E  Total change: 20.10  Rating chartPersonal card
 4NCL part 2 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2373 2244 2.00 2 1.34 15 20.10 
  Sowray, Peter J f2315 ENG1.0010.60159.00 
  Ward, Chris G g2431 ENG1.0010.741511.10 

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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