Individual Calculations November 2019
 Hoossen, Erfaan  Total change: -26.00  Rating chartPersonal card
 2019 South African National Club Championship Cape Town RSA 2019-09-27
RcRownchangeKK*chgGame
 1690 1856 1.50 3 -0.65 40 -26.00 
  Green, Guy 1662 RSA0.501-0.2540-10.00 
  Snyckers, Frank A. 1754 RSA0.501-0.1440-5.60 
  Basson, Jacques 1653 RSA0.501-0.2640-10.40 

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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