Individual Calculations March 2018
 Sang, Tian  Total change: 19.80  Rating chartPersonal card
 2018 Washington State Championship Seattle, Washington USA 2018-02-10
RcRownchangeKK*chgGame
 2157 2296 7.00 9 0.99 20 19.80 
  Lee, Megan wm2163 USA1.0010.32206.40 
  Pupols, Viktors 1978 USA1.0010.13202.60 
  Truelson, Joseph 1936 USA1.0010.10202.00 
  Lee, Michael m2413 USA0.5010.16203.20 
  Haining, Kyle c2148 USA1.0010.30206.00 
  He, Anthony f2240 USA0.501-0.0820-1.60 
  Feng, Roland f2358 USA0.001-0.4120-8.20 
  Schill, William f2095 USA1.0010.24204.80 
  Perez, Ignacio f2086 USA1.0010.23204.60 

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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