Individual Calculations October 2021
 Kartha, Rohit  Total change: 2.40  Rating chartPersonal card
 2021 Illinois Open State Championship - Open Northbrook, Illinois USA 2021-09-03
RcRownchangeKK*chgGame
 1784 1559 1.00 4 0.06 40 2.40 
  Drippe, John M 1855 USA0.001-0.1540-6.00 
  Li, David Tongjia 1619 USA0.001-0.4240-16.80 
  Smythe, Bill 1723 USA1.0010.724028.80 
  Bondar, Leonid 1939 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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