Individual Calculations May 2019
 Watson, John  Total change: -8.60  Rating chartPersonal card
 2019 Denver Open Denver, Colorado USA 2019-04-26
RcRownchangeKK*chgGame
 2102 2208 1.00 3 -0.86 10 -8.60 
  Herman, Sara 1854 USA1.0010.11101.10 
  Tang, Andrew g2501 USA0.001-0.1510-1.50 
  Bloomer, Josh 1950 USA0.001-0.8210-8.20 

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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