Individual Calculations July 2009
 Liou, Yian  Total change: -6.25  Rating chartPersonal card
 9th Annual Sands Regency Reno - Far West Open Reno, Nevada USA 2009-04-10
 2225 2140 1.00 3 -0.25 25 -6.25 
  Kudrin, Sergey g2490 USA0.001-0.1125-2.75 
  Rupel, David G 2107 USA0.501-0.0525-1.25 
  Snyder, Larry 2078 USA0.501-0.0925-2.25 

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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