Individual Calculations May 2012
 Robertson, Ian C  Total change: -2.10  Rating chartPersonal card
 Scottish National Chess League Division 1 2011/12 Dunfermline SCO 2011-10-30
RcRownchangeKK*chgGame
 2144 2170 2.50 5 -0.14 15 -2.10 
  Grant, Alan G 2186 SCO0.5010.02150.30 
  Will, Douglas 1930 SCO1.0010.20153.00 
  Redpath, Joe 2243 SCO0.001-0.4015-6.00 
  Findlay, David J 2181 SCO0.5010.02150.30 
  Farrell, Neil R 2181 SCO0.5010.02150.30 

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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