Individual Calculations April 2015
 Ivanov, Alexander  Total change: 0.20  Rating chartPersonal card
 2015 Saco Open Saco, Maine USA 2015-03-14
RcRownchangeKK*chgGame
 2219 2519 2.50 3 0.02 10 0.20 
  Spencer, Aaron 2119  * USA1.0010.08100.80 
  Vigorito, David m2419 USA0.501-0.1410-1.40 
  Mejia, Sergio B 2119  * GUA1.0010.08100.80 
 * 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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