Individual Calculations June 2015
 Speelman, Jon S  Total change: 3.70  Rating chartPersonal card
 4NCL 2014-15 Rounds 9-11 Various ENG 2015-05-02
RcRownchangeKK*chgGame
 2347 2513 2.50 3 0.37 10 3.70 
  Fernandez, Daniel H m2456 SIN0.501-0.0810-0.80 
  Coleman, David c2228 ENG1.0010.16101.60 
  Bisby, Daniel L f2356 ENG1.0010.29102.90 

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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