Individual Calculations July 2009
 Bentley, John L  Total change: 3.45  Rating chartPersonal card
 4NCL part 3 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2127 2227 1.50 2 0.23 15 3.45 
  Thomas, Rik H 2189 WLS0.501-0.0515-0.75 
  Hill, David F 2064 ENG1.0010.28154.20 

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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