Individual Calculations July 2008
 Lu, Yuzhong  Total change: 2.55  Rating chartPersonal card
 World Amateur Team Parsippany, New Jersey USA USA 2008-02-16
RcRownchangeKK*chgGame
 2305 2170 1.50 4 0.17 15 2.55 
  Ryba, Nicholas 2017 USA1.0010.30154.50 
  Kelleher, William f2369 USA0.001-0.2415-3.60 
  Volovich, Anatoly f2382 USA0.5010.27154.05 
  Vovsha, Eli m2452 ISR0.001-0.1615-2.40 

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)
 

 

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