Individual Calculations April 2017
 Guthrie, David  Total change: -9.40  Rating chartPersonal card
 2016/17 4NCL Division 1 Rounds 7-8 Telford ENG 2017-03-04
RcRownchangeKK*chgGame
 2383 2172 0.00 2 -0.47 20 -9.40 
  Williams, Simon K g2453 ENG0.001-0.1620-3.20 
  Rogers, Jonathan W f2312 ENG0.001-0.3120-6.20 

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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