Individual Calculations April 2019
 Jones, Aaron  Total change: 11.60  Rating chartPersonal card
 26th Annual Western Class Championships Van Nuys, California USA 2019-03-01
RcRownchangeKK*chgGame
 2088 2071 2.50 4 0.58 20 11.60 
  Desousa, Brian 1894 USA0.501-0.2320-4.60 
  Jayakumar, Adarsh f2293 USA0.001-0.2220-4.40 
  Tovmasyan, Hamlet 1993 USA1.0010.39207.80 
  Avendano, Paul f2171 MEX1.0010.642012.80 

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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