Individual Calculations February 2018
 Wang, Alex  Total change: 18.40  Rating chartPersonal card
 50th Annual Liberty Bell Open Philadelphia, Pennsylvania USA 2018-01-12
RcRownchangeKK*chgGame
 2056 2067 3.50 6 0.46 40 18.40 
  Luo, Ryan 1785 USA1.0010.16406.40 
  Bonin, Jay m2250 USA0.5010.24409.60 
  Sarkar, Justin m2339 USA0.001-0.1740-6.80 
  Chin, Jonathan 1767 USA1.0010.15406.00 
  Obrien, Matthew 2113 USA0.5010.06402.40 
  Martin, Zachary 2080 USA0.5010.02400.80 

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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