Individual Calculations December 2023
 Zimmer, Luke  Total change: -0.40  Rating chartPersonal card
 2023 North Carolina Open - U2000 Charlotte, NC USA 2023-11-24
RcRownchangeKK*chgGame
 1544 1547 1.00 2 -0.01 40 -0.40 
  Karthigeyan, Kishan 1518 USA0.501-0.0440-1.60 
  Rathi, Naitik 1569 USA0.5010.03401.20 

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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