Individual Calculations February 2018
 Oberholzer, Francois  Total change: -2.00  Rating chartPersonal card
 2017 SA Inter Regional Boksburg RSA 2018-01-09
RcRownchangeKK*chgGame
 1863 2045 3.50 5 -0.10 20 -2.00 
  Grootboom, Elrich E. 1645  * RSA0.501-0.4220-8.40 
  Du Plessis, Heinco 1994 RSA1.0010.43208.60 
  Sithole, Collins 1909 RSA1.0010.32206.40 
  Mmoneng, Patrick L. 1847 RSA0.501-0.2620-5.20 
  Mlahleki, Vusimuzi 1920 RSA0.501-0.1720-3.40 
 * 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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