Individual Calculations November 2011
 Sawyer, Bradley J  Total change: -14.40  Rating chartPersonal card
 77th Annual Southwest Open Dallas, Texas USA 2011-09-02
RcRownchangeKK*chgGame
 2102 2154 2.00 4 -0.29 15 -4.35 
  Graham-Bowcaster, Shaun 1996 USA1.0010.29154.35 
  Bercys, Salvijus m2477 USA0.5010.37155.55 
  Labedz, Patrycja wf2091 POL0.001-0.5915-8.85 
  Chiang, Jonathan 1842 USA0.501-0.3615-5.40 

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)
 
 2011 US Class Championships Houston, Texas USA 2011-09-30
RcRownchangeKK*chgGame
 2305 2154 0.00 2 -0.67 15 -10.05 
  Sadorra, Julio C g2490 PHI0.001-0.1215-1.80 
  Cao, Kevin Y 2120 USA0.001-0.5515-8.25 

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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