Individual Calculations September 2023
 Ji, Y Owen  Total change: -16.00  Rating chartPersonal card
 28th annual Bradley Open - Major Windsor Locks, CT USA 2023-07-28
RcRownchangeKK*chgGame
 1832 1844 2.00 4 -0.40 40 -16.00 
  Qiao, Ethan 1584 USA1.0010.18407.20 
  Ayyappan, Santhosh 1484 USA1.0010.10404.00 
  Corrales Jimenez, Fidel g2542 USA0.001-0.0140-0.40 
  Roberts, Aston 1717 USA0.001-0.6740-26.80 

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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