Individual Calculations February 2018
 Horton, Andrew P  Total change: -7.60  Rating chartPersonal card
 2018/19 4NCL Div 1 Rounds 3-4 Solihull ENG 2018-01-13
RcRownchangeKK*chgGame
 2439 2397 0.50 2 -0.38 20 -7.60 
  Tan, Justin m2466 AUS0.001-0.4020-8.00 
  Roberson, Peter T m2412 ENG0.5010.02200.40 

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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