Individual Calculations July 2009
 Harakis, Alexis M  Total change: 17.85  Rating chartPersonal card
 4NCL part 3 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2207 2252 4.00 5 1.19 15 17.85 
  Gray, Mark S 2124 ENG1.0010.33154.95 
  Thompson, Ian D f2272 ENG0.5010.03150.45 
  Okike, David C 2205 NGR1.0010.43156.45 
  Pitcher, John 2183 ENG0.501-0.1015-1.50 
  Lock, Gavin R 2252 ENG1.0010.50157.50 

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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