Individual Calculations November 2017
 Wang, Jeff  Total change: -8.40  Rating chartPersonal card
 Bay Area Chess Fall 2017 Championship Milpitas, California USA 2017-10-20
RcRownchangeKK*chgGame
 1751 1806 1.50 3 -0.21 40 -8.40 
  Viswanathan, Arul 1747 USA0.501-0.0840-3.20 
  Tang, Michael 1877 USA0.5010.10404.00 
  Meiyappan, Annapoorni wf1628 USA0.501-0.2340-9.20 

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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