Individual Calculations November 2012
 Pupols, Viktors  Total change: -4.35  Rating chartPersonal card
 30th Annual Sands Regency Reno - Western States Open Reno, Nevada USA 2012-10-19
 2142 2114 2.50 6 -0.29 15 -4.35 
  Kaufman, Raymond m2356 USA0.001-0.2015-3.00 
  Perez, Ignacio f2208 USA0.5010.13151.95 
  Sen, Samir 2145 USA0.5010.04150.60 
  Kvakovszky, George 2159 USA1.0010.56158.40 
  Viswanadha, Kesav 2081 USA0.001-0.5515-8.25 
  Sloan, Sam 1902 USA0.501-0.2715-4.05 

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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