Individual Calculations July 2011
 Omori, Michael  Total change: 12.00  Rating chartPersonal card
 2011 Washington Open Renton, Washington USA 2011-05-28
RcRownchangeKK*chgGame
 2224 2225 2.00 3 0.48 25 12.00 
  Aiello, Roberto 1998 USA1.0010.21255.25 
  Breckenridge, Steven 2206 USA1.0010.472511.75 
  Orlov, Georgi m2468 USA0.001-0.2025-5.00 

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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