Individual Calculations May 2017
 Bian, Alex  Total change: 2.40  Rating chartPersonal card
 2017 Illinois Youth Invitational - Denker Schaumburg, Illinois USA 2017-04-21
RcRownchangeKK*chgGame
 2125 2264 3.50 5 0.12 20 2.40 
  Bartochowski, Nicholas J 2028 USA1.0010.20204.00 
  Kalghatgi, Akhil 1985 USA1.0010.16203.20 
  Li, Zhaozhi f2359 USA0.5010.13202.60 
  Lehmann, Spencer G 2089 USA0.501-0.2320-4.60 
  Furfine, Jacob c2163 USA0.501-0.1420-2.80 

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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