Individual Calculations April 2020
 Khumalo, Keith  Total change: -11.60  Rating chartPersonal card
 2020 Waterkloof Open Chess Tournament (Section A) Pretoria RSA 2020-02-29
RcRownchangeKK*chgGame
 1825 2129 4.00 5 -0.13 20 -2.60 
  Smit, Yoshua 1729  * RSA1.0010.08201.60 
  Vundla, Mthandazo 1755 RSA1.0010.10202.00 
  Simpson, Michael 1729  * RSA1.0010.08201.60 
  Mnguni, Jacob Dumisani 2127 RSA0.001-0.5020-10.00 
  Nelson, Jaco 1784 RSA1.0010.11202.20 
 * 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)
 
 Boardwalk Pearson Prestige Chess Tournament 2020 (Indiv Swiss) Port Elizabeth RSA 2020-03-13
RcRownchangeKK*chgGame
 1935 2129 4.50 7 -0.45 20 -9.00 
  Felix, Raphael 1729  * RSA1.0010.08201.60 
  Nevin, Tyler 1729  * RSA1.0010.08201.60 
  Kaulule Siame, Kela 2178 ZAM0.001-0.4320-8.60 
  Wilken, Justin Barend 1906 RSA1.0010.22204.40 
  Hercules, Benjamin Vincent 2144 RSA0.5010.02200.40 
  Mnguni, Jacob Dumisani 2127 RSA0.001-0.5020-10.00 
  Mkoko, Siphamandla 1729  * RSA1.0010.08201.60 
 * 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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