Individual Calculations December 2013
 Coleman, David J  Total change: -7.50  Rating chartPersonal card
 4NCL 2013-14 Rounds 1-2 Various ENG 2013-11-16
RcRownchangeKK*chgGame
 2071 2264 1.00 2 -0.50 15 -7.50 
  O`Driscoll, Kieran 2114 IRL0.501-0.2015-3.00 
  Martin, Lewis 2027 ENG0.501-0.3015-4.50 

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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