Individual Calculations October 2017
 Nkosi, Dumisa Jacob  Total change: -8.80  Rating chartPersonal card
 SA Eldo Smart Inter Provincial 2017 Bloemfontein RSA 2017-08-31
RcRownchangeKK*chgGame
 2019 1825 1.00 5 -0.44 20 -8.80 
  Van Den Heever, Donovan m2225  * RSA0.001-0.0820-1.60 
  Goosen, Anton c1987 RSA0.001-0.2920-5.80 
  Jere, Daniel m2225  * ZAM0.001-0.0820-1.60 
  Wium, Daniel 1945 RSA0.001-0.3420-6.80 
  Sikwati, Lizo 1715 RSA1.0010.35207.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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