Individual Calculations July 2014
 Avirneni, Saithanusri  Total change: -9.00  Rating chartPersonal card
 2014 North American Youth Championship - Girls U16 Tarrytown, New York USA 2014-06-12
RcRownchangeKK*chgGame
 1805 1784 2.50 6 -0.30 30 -9.00 
  Hua, Margaret 1914 USA0.5010.18305.40 
  Tao, Rachel Long-Xin 1547 CAN0.501-0.3030-9.00 
  Xiang, Evan wf1791 USA0.5010.01300.30 
  Fuentes Godoy, Lilia Ivonne wc1941 MEX0.001-0.2930-8.70 
  Eng, Rachael 1820 USA1.0010.553016.50 
  Zhao, Annie 1819 USA0.001-0.4530-13.50 

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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