Individual Calculations January 2017
 Alexander, Roger K  Total change: -33.60  Rating chartPersonal card
 9th Annual Holiday Swiss West Des Moines, Iowa USA 2016-12-10
RcRownchangeKK*chgGame
 1898 1828 0.50 3 -0.84 40 -33.60 
  Kosokin, Valeriy 2228  * UZB0.001-0.0840-3.20 
  Takahashi, Michael John 1686 USA0.001-0.6940-27.60 
  Mills, Michael 1781 USA0.501-0.0740-2.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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