Individual Calculations February 2022
 Ayyappan, Santhosh  Total change: 30.40  Rating chartPersonal card
 54th Annual Liberty Bell Open - Under 2100 Philadelphia, Pennsylvania USA 2022-01-14
RcRownchangeKK*chgGame
 1599 1513 2.00 3 0.76 40 30.40 
  Herman, Geoffrey 1866 USA0.001-0.1140-4.40 
  Yehoshua, Roi 1529 USA1.0010.524020.80 
  Zhu, Ryan 1403 USA1.0010.354014.00 

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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