Individual Calculations April 2008
 Pert, Richard G  Total change: 5.30  Rating chartPersonal card
 4NCL 2007/8 part 2 Various ENG 2007-09-15
RcRownchangeKK*chgGame
 2335 2455 2.50 3 0.53 10 5.30 
  Tebb, David J 2209 ENG1.0010.19101.90 
  Tiller, Bjorn m2382 NOR1.0010.40104.00 
  Ferguson, Mark m2413 ENG0.501-0.0610-0.60 

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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