Individual Calculations December 2017
 Sedgwick, David  Total change: 26.80  Rating chartPersonal card
 Gambia National Championship 2017 Serrekunda GAM 2017-11-17
RcRownchangeKK*chgGame
 1932 1985 3.00 3 1.34 20 26.80 
  Bah, Ebrima f2078 GAM1.0010.632012.60 
  Garber, Ousainou c1682 GAM1.0010.14202.80 
  Dalliah, Joseph 2036 GAM1.0010.572011.40 

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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