Individual Calculations July 2009
 Kaidanov, Gregory  Total change: -12.20  Rating chartPersonal card
 2009 US Championship St. Louis, Missouri USA 2009-05-07
 2528 2595 3.50 8 -1.22 10 -12.20 
  Krush, Irina mwg2452 USA0.501-0.1910-1.90 
  Friedel, Joshua E g2516 USA0.001-0.6110-6.10 
  Ehlvest, Jaan g2606 USA0.5010.02100.20 
  Robson, Ray m2465 USA0.501-0.1810-1.80 
  Shankland, Samuel m2446 USA1.0010.30103.00 
  Sevillano, Enrico m2520 USA0.001-0.6010-6.00 
  Ibragimov, Ildar g2586 USA0.501-0.0110-0.10 
  Shulman, Yury g2632 USA0.5010.05100.50 

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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