Individual Calculations July 2011
 Rich, Mark C  Total change: 2.10  Rating chartPersonal card
 4NCL 2011 various ENG 2010-11-06
RcRownchangeKK*chgGame
 2053 2145 4.50 7 0.14 15 2.10 
  Sen, Subin 2150 ENG0.5010.01150.15 
  Faulks, Nick c2101 BER0.501-0.0615-0.90 
  Walker, Samuel A 1946 ENG0.001-0.7615-11.40 
  Gray, Mark S 2084 ENG1.0010.42156.30 
  Davies, Matthew 1986 WLS1.0010.29154.35 
  De Coverly, Roger D 2091 ENG0.501-0.0815-1.20 
  Foster, James C 2013 ENG1.0010.32154.80 

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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