Individual Calculations October 2018
 Tien, Sophie  Total change: 0.00  Rating chartPersonal card
 Washington Women's Open Seattle, Washington USA 2018-09-14
RcRownchangeKK*chgGame
 1650 1648 2.00 4 0.00 40 0.00 
  Airapetian, Chouchanik wf1928 USA0.001-0.1640-6.40 
  Li, Melina 1437 USA1.0010.23409.20 
  Velea, Stephanie wc1437 USA1.0010.23409.20 
  Velea, Anne-Marie 1799 USA0.001-0.3040-12.00 

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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