Individual Calculations July 2009
 Haydon, Richard  Total change: -5.10  Rating chartPersonal card
 4NCL part 3 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2115 2196 1.50 3 -0.34 15 -5.10 
  Reuben, Stewart c2117 ENG0.001-0.6115-9.15 
  Morris, Gareth L 2146 WLS0.501-0.0715-1.05 
  Mueller, Jan 2081 IRL1.0010.34155.10 

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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