Individual Calculations August 2017
 Oberholzer, Francois  Total change: -1.00  Rating chartPersonal card
 South African Open Chess Championships 2017 (A-Section) Durban RSA 2017-07-14
 1925 2046 7.00 11 -0.05 20 -1.00 
  Pwere, Charles 1646  * ZIM1.0010.08201.60 
  Marais, Nina wc1646  * RSA1.0010.08201.60 
  Makoto, Rodwell m2372 ZIM0.001-0.1320-2.60 
  Mahlangu, Sipho 1739 RSA0.501-0.3620-7.20 
  Khumalo, Keith 1766 RSA1.0010.16203.20 
  Southey, Andrew M. 1807 RSA1.0010.20204.00 
  Salimu, Reuben 1968 ZIM1.0010.39207.80 
  Pon, Matt f2163 RSA0.5010.16203.20 
  Kobese, Watu m2367 RSA0.001-0.1320-2.60 
  Mpya, Tshediso M 1897 RSA0.001-0.7020-14.00 
  Mazibuko, Khanya c1808 RSA1.0010.20204.00 
 * 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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