Individual Calculations May 2017
 Johnson, Paul A  Total change: -12.40  Rating chartPersonal card
 13th 4NCL Congress Open Wakefield ENG 2017-04-07
RcRownchangeKK*chgGame
 1946 1887 1.50 5 -0.62 20 -12.40 
  Burnett, Jim 2075 ENG0.001-0.2620-5.20 
  Savage, Nicholas W 2021 ENG0.001-0.3220-6.40 
  Kennedy, Craig 1844 SCO0.001-0.5620-11.20 
  Hilton, Tim 1818 ENG1.0010.40208.00 
  Adams, Mark A 1971 WLS0.5010.12202.40 

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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