Individual Calculations October 2018
 Lenderman, Aleksandr  Total change: -4.20  Rating chartPersonal card
 Marshall Premier September 2018 New York, New York USA 2018-09-07
RcRownchangeKK*chgGame
 2230 2630 0.50 1 -0.42 10 -4.20 
  Jacobs, Jon f2230  * USA0.501-0.4210-4.20 
 * 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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