Individual Calculations November 2023
 Lewis, Jordan  Total change: -9.80  Rating chartPersonal card
 ACC Club Championships 2023 7-9 Auckland NZL 2023-10-02
RcRownchangeKK*chgGame
 1623 1620 1.00 3 -0.49 20 -9.80 
  Liu, Zikun Kenneth 1616 NZL0.501-0.0120-0.20 
  Thurner, Anya 1649 NZL0.5010.04200.80 
  Po E-Tofaeono, Hunter 1604 NZL0.001-0.5220-10.40 

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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