Individual Calculations June 2013
 Clarke, Stuart W  Total change: -34.80  Rating chartPersonal card
 4NCL 2012-13 Various ENG 2012-11-03
RcRownchangeKK*chgGame
 2137 2295 0.50 4 -2.32 15 -34.80 
  Curtis, John E 2111 ENG0.501-0.2415-3.60 
  Maroroa, Sue Y wm2055 ENG0.001-0.8015-12.00 
  Shaw, Peter 2151 ENG0.001-0.6915-10.35 
  Talsma, Paul A 2229 NED0.001-0.5915-8.85 

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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