Individual Calculations December 2017
 Clarke, Stuart W  Total change: -15.20  Rating chartPersonal card
 2017/18 4NCL Division 3 North Rounds 1-2 Doncaster ENG 2017-11-11
RcRownchangeKK*chgGame
 1899 2241 1.00 2 -0.76 20 -15.20 
  O`neill, Paul Sean 1956 IRL1.0010.16203.20 
  Bramson, Mike 1842 ENG0.001-0.9220-18.40 

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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