Individual Calculations October 2016
 Abella, Clarissa L  Total change: 25.60  Rating chartPersonal card
 2016 North American U20 Girls Championships Irving, Texas USA 2016-09-01
RcRownchangeKK*chgGame
 1789 1642 3.00 7 0.64 40 25.60 
  Matus, Nastassja A wf1848 USA0.001-0.2440-9.60 
  Wang, Constance 1822 CAN0.5010.24409.60 
  Nayberg, Simona 1807 USA0.5010.22408.80 
  Yellamraju, Ambica wc1514 USA0.501-0.1740-6.80 
  Yellamraju, Aparna 1445 USA0.501-0.2540-10.00 
  Nguyen, Emily wf2042  * USA1.0010.924036.80 
  Yip, Carissa 2042  * USA0.001-0.0840-3.20 
 * 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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