Individual Calculations January 2009
 Naylor, John  Total change: -8.25  Rating chartPersonal card
 4NCL part 1 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2173 2191 0.50 2 -0.55 15 -8.25 
  Hall, Daniel J 2123 ENG0.501-0.0915-1.35 
  Eckersley-Waites, Tom 2222 ENG0.001-0.4615-6.90 

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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