Individual Calculations February 2023
 Chen, Tianjun  Total change: 115.20  Rating chartPersonal card
 32nd annual North American Open Paradise, Nevada USA 2022-12-26
RcRownchangeKK*chgGame
 1851 1475 4.00 9 2.88 40 115.20 
  Rowe, Duane c2012 JAM0.5010.474018.80 
  Kaufman, Ray m2174 CAN0.001-0.0140-0.40 
  Wang, Jeffery 1953 USA0.001-0.0540-2.00 
  Wang, Andrew 1824 USA0.5010.394015.60 
  Beegala, Keshav 1783 USA0.001-0.1440-5.60 
  Patil, Yashas 1633 USA0.5010.21408.40 
  Gu, Crystal 1686 USA0.5010.274010.80 
  D`souza, Carina 1783 CAN1.0010.864034.40 
  Zagar, Dane Bruno 1808 USA1.0010.884035.20 

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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