Individual Calculations December 2018
 Grabinsky, Aaron  Total change: -13.00  Rating chartPersonal card
 2018 Thanksgiving Open Saint Louis, Missouri USA 2018-11-23
RcRownchangeKK*chgGame
 2185 2363 3.50 6 -0.65 20 -13.00 
  Amburgy, Ryan 1963  * USA1.0010.08201.60 
  Polgar-Shutzman, Tom 2174 USA0.501-0.2520-5.00 
  Glashausser, Sho 1963  * USA1.0010.08201.60 
  Shimanov, Alex g2620 RUS0.001-0.1820-3.60 
  Ynojosa Aponte, Felix Jose m2355 VEN0.001-0.5120-10.20 
  Gosdin, Kaleb 2035 USA1.0010.13202.60 
 * 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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