Individual Calculations February 2017
 Bielby, Paul R  Total change: 10.40  Rating chartPersonal card
 12th 4NCL Congress Open Harrogate ENG 2017-01-06
RcRownchangeKK*chgGame
 2060 1929 1.50 3 0.52 20 10.40 
  Shaw, Peter 2120 ENG0.001-0.2520-5.00 
  Wynarczyk, Raymond 1966 ENG1.0010.552011.00 
  Jayawarna, Nugith 2093 ENG0.5010.22204.40 

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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