Individual Calculations March 2017
 Nkosi, Dumisa Jacob  Total change: 12.80  Rating chartPersonal card
 Piet Robbertse 2017 Fide Pretoria RSA 2017-01-27
RcRownchangeKK*chgGame
 1783 1825 3.50 5 0.64 20 12.80 
  Jere, Daniel m2225  * ZAM0.001-0.0820-1.60 
  Steyn, Hans 1794 RSA0.501-0.0420-0.80 
  Engelbrecht, Hanri wf1582 RSA1.0010.20204.00 
  Richter, Jan-Michael 1646 RSA1.0010.27205.40 
  Jacobs, Cavan 1669 RSA1.0010.29205.80 
 * 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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