Individual Calculations November 2015
 Zuma, Mbusiswa  Total change: -30.80  Rating chartPersonal card
 South African Club Chess Championship 2015 Durban RSA 2015-10-08
RcRownchangeKK*chgGame
 1946 1751 0.00 3 -0.77 40 -30.80 
  Kromhout, Ewan 2042 RSA0.001-0.1540-6.00 
  Willenberg, Athon 1823 RSA0.001-0.4040-16.00 
  Danisa, Cyril T. 1974 RSA0.001-0.2240-8.80 

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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