Individual Calculations July 2010
 Garbarino, Jake  Total change: -23.50  Rating chartPersonal card
 79th Massachusetts Open Leominster, Massachusetts USA 2010-05-29
RcRownchangeKK*chgGame
 2186 2163 0.00 2 -0.94 25 -23.50 
  Chase, Christopher f2294 USA0.001-0.3225-8.00 
  Finney, Stuart S 2077 USA0.001-0.6225-15.50 

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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