Individual Calculations February 2016
 Whitehead, Mark A  Total change: -7.60  Rating chartPersonal card
 Shropshire Congress Open Telford ENG 2016-01-08
RcRownchangeKK*chgGame
 2037 1995 1.00 3 -0.38 20 -7.60 
  Okhai, Shabir 2030 ENG0.5010.05201.00 
  Cox, John J m2351 ENG0.001-0.1120-2.20 
  Holton, Jake 1730 ENG0.501-0.3220-6.40 

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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