Individual Calculations January 2016
 Xiao, Yiyi  Total change: 10.20  Rating chartPersonal card
 2015 Chinese Chess league Division A (19-22) GuangDong CHN 2015-12-07
RcRownchangeKK*chgGame
 2313 2212 2.00 4 0.51 20 10.20 
  Tan, Zhongyi wg2493 CHN0.001-0.1620-3.20 
  Zhai, Mo wm2391 CHN0.001-0.2720-5.40 
  Li, Yunshan wf1982 CHN1.0010.21204.20 
  Ni, Shiqun wg2386 CHN1.0010.732014.60 

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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