Individual Calculations July 2009
 Higa, Randy K  Total change: -8.55  Rating chartPersonal card
 2009 Lina Grumette Memorial Day Classic Los Angeles, California USA 2009-05-23
 2152 1988 0.00 2 -0.57 15 -8.55 
  Adelberg, David 2158 USA0.001-0.2815-4.20 
  Garcia, Carlos 2145 CUB0.001-0.2915-4.35 

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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