Individual Calculations December 2017
 Guo, Qi  Total change: 2.10  Rating chartPersonal card
 2017 Chinese Chess League Division A (16-18) Ningbo CHN 2017-11-01
RcRownchangeKK*chgGame
 2320 2394 2.00 3 0.21 10 2.10 
  Zhao, Xue gwg2484 CHN0.5010.12101.20 
  Zhai, Mo wg2300 CHN1.0010.37103.70 
  Zhang, Lanlin 2175 CHN0.501-0.2810-2.80 

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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