Individual Calculations December 2018
 Coffey, Patrick  Total change: 1.40  Rating chartPersonal card
 Scottish National League Division 1 2018-19 Rounds 1-2 Dunfermline SCO 2018-11-04
RcRownchangeKK*chgGame
 2354 2123 0.50 2 0.07 20 1.40 
  Pritchett, Craig W m2286 SCO0.5010.22204.40 
  Greet, Andrew N m2421 SCO0.001-0.1520-3.00 

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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