Individual Calculations May 2013
 Wijetunge, Ivan  Total change: -23.70  Rating chartPersonal card
 2013 Bill Wright Saint Louis Open St Louis, Missouri USA 2013-04-12
RcRownchangeKK*chgGame
 2037 1980 0.50 3 -0.79 30 -23.70 
  Hendrickson, Nolan 2201 USA0.001-0.2230-6.60 
  Liang, Awonder f2017 USA0.001-0.4530-13.50 
  Liang, Adream 1892 USA0.501-0.1230-3.60 

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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