Individual Calculations April 2009
 Smith, Jeff R  Total change: -5.00  Rating chartPersonal card
 4NCL part 2 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2323 2209 0.50 2 -0.20 25 -5.00 
  Karim, Ismael f2392 MAR0.001-0.2625-6.50 
  Gayson, Peter M 2254 ENG0.5010.06251.50 

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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