Individual Calculations October 2012
 Howell, Shamel  Total change: 3.15  Rating chartPersonal card
 40th World Chess Olympiad-Open Istanbul TUR 2012-08-28
RcRownchangeKK*chgGame
 2027 2111 2.00 3 0.21 15 3.15 
  Ahmadi, Zabiullah 2073 AFG0.501-0.0515-0.75 
  Ezov, Roman 2185 EST0.5010.10151.50 
  Brookfield, Toby c1823 GCI1.0010.16152.40 

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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