Individual Calculations March 2012
 Kleiman, Jake  Total change: 9.90  Rating chartPersonal card
 21st Annual North American Open - Open Section Las Vegas, Nevada USA 2011-12-26
 2322 2382 5.00 7 0.99 10 9.90 
  Semyonov, Vladimir 2061 CAN1.0010.13101.30 
  Yanayt, Eugene f2259 USA0.501-0.1710-1.70 
  Arnold, Marc Tyler m2504 USA0.5010.17101.70 
  Kojima, Shinya f2272 JPN1.0010.35103.50 
  Hunt, Adam m2458 ENG0.001-0.4010-4.00 
  Liu, Elliott J f2295 USA1.0010.38103.80 
  Bryant, John Daniel f2402 USA1.0010.53105.30 

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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