Individual Calculations September 2010
 Young, Steven D  Total change: 31.00  Rating chartPersonal card
 111th Annual US Open - Jerry Hanken Memorial Irvine, California USA 2010-07-31
RcRownchangeKK*chgGame
 2073 1881 2.00 3 1.24 25 31.00 
  Pinto, Mark A f2131 USA1.0010.812520.25 
  Brown, Michael W 2029 USA0.001-0.3025-7.50 
  Trammell Iii, George 2059 USA1.0010.732518.25 

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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