Individual Calculations December 2023
 Kogen, Jonathan Sterling  Total change: 11.00  Rating chartPersonal card
 32nd annual Kings Island Open - Major Blue Ash, OH USA 2023-11-10
RcRownchangeKK*chgGame
 2055 2209 4.00 5 0.55 20 11.00 
  Hanke, Harvey 1880 USA1.0010.12202.40 
  Shetty, Anshul P 1990 USA1.0010.22204.40 
  Boylin, John, Iv 1817 USA1.0010.08201.60 
  Antipov, Mikhail g2597 FID0.001-0.0920-1.80 
  Whorton, Les Paul, Jr 1992 USA1.0010.22204.40 

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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