Individual Calculations May 2012
 Tanaka, Christian  Total change: -8.25  Rating chartPersonal card
 19th Annual Western Class Championships Agoura Hills, California USA 2012-03-09
 2140 2072 1.50 5 -0.55 15 -8.25 
  Xiong, Jeffery f2139 USA0.001-0.4115-6.15 
  Perepelitsky, Edward 2208 USA0.5010.18152.70 
  Small, Gregg H f2247 USA0.001-0.2715-4.05 
  Gutman, Joshua 2114 USA0.001-0.4415-6.60 
  Walls, Jerry 1992 USA1.0010.39155.85 

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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