Individual Calculations September 2011
 Kuhns, David L  Total change: -19.80  Rating chartPersonal card
 112th Annual US Open Orlando, Florida USA 2011-07-30
RcRownchangeKK*chgGame
 1987 1852 0.00 2 -0.66 30 -19.80 
  Dejmek, Mark W 2076 USA0.001-0.2230-6.60 
  Anderson, Douglas 1898 USA0.001-0.4430-13.20 

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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