Individual Calculations January 2024
 Feng, Aaron  Total change: 10.00  Rating chartPersonal card
 5th Donaldson Tournament - 1600-1999 San Francisco, CA USA 2023-12-16
RcRownchangeKK*chgGame
 1399 1324 1.50 3 0.25 40 10.00 
  Yan, Rayna 1384 USA1.0010.584023.20 
  Koch, Caleb 1635 USA0.5010.364014.40 
  Ma, Matthew 1179 USA0.001-0.6940-27.60 

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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