Individual Calculations March 2012
 O`Toole, George E  Total change: -10.35  Rating chartPersonal card
 Hastings Masters 2011/12 Hastings ENG 2011-12-28
RcRownchangeKK*chgGame
 2084 2189 0.50 2 -0.69 15 -10.35 
  Vuilleumier, Alexandre m2356 SUI0.001-0.2815-4.20 
  Clayton, Tristan 1812 ENG0.501-0.4115-6.15 

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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