Individual Calculations March 2013
 Tverstol, Zachary  Total change: -1.80  Rating chartPersonal card
 2012 Minnesota Class Championships Plymouth, Minnesota USA 2012-11-24
RcRownchangeKK*chgGame
 2037 2068 1.00 2 -0.06 30 -1.80 
  Voje, Daniel W 1834 USA1.0010.21306.30 
  Riester, Scott M 2239 USA0.001-0.2730-8.10 

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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