Individual Calculations September 2023
 Kona, Vidip  Total change: 36.40  Rating chartPersonal card
 Washington Open - Open Redmond, WA USA 2023-05-27
RcRownchangeKK*chgGame
 1989 1794 2.00 4 0.91 40 36.40 
  Ozusta, Ozgun 1764 TUR0.501-0.0440-1.60 
  Yang, Ryan 2022 CAN0.5010.294011.60 
  Moroney, Timothy 1985 USA1.0010.754030.00 
  Porter, Ryan f2184 USA0.001-0.0940-3.60 

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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