Individual Calculations February 2014
 May, Sarah R  Total change: 56.10  Rating chartPersonal card
 2013 Washington Class Championships - Expert Section Lynnwood, Washington USA 2013-11-29
RcRownchangeKK*chgGame
 1955 1900 4.00 5 1.87 30 56.10 
  Airapetian, Chouchanik wf2075 USA1.0010.733021.90 
  Lampman, Becca 1996 USA1.0010.633018.90 
  Bashkansky, Ethan 2015 USA0.5010.16304.80 
  Doknjas, John 1915 CAN0.5010.02300.60 
  Doknjas, Joshua 1774 USA1.0010.33309.90 

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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