Individual Calculations September 2022
 Gradijan, Stephen  Total change: 32.40  Rating chartPersonal card
 52nd annual Continental Open Under 2000 Sturbridge, MA USA 2022-07-28
RcRownchangeKK*chgGame
 1743 1667 2.00 3 0.81 40 32.40 
  Snow, Peter 1752 USA1.0010.624024.80 
  Gonzalez Gonzalez, Enoel 1812 PUR0.001-0.3140-12.40 
  Han, Leqi 1666 USA1.0010.504020.00 

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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