Individual Calculations April 2009
 Duncan, Chris R  Total change: 2.55  Rating chartPersonal card
 4NCL part 2 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2362 2294 1.00 2 0.17 15 2.55 
  Taylor, Peter P 2254 ENG1.0010.44156.60 
  Shaw, John K g2469 SCO0.001-0.2715-4.05 

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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