Individual Calculations November 2021
 Zielinski, Olgierd  Total change: 28.00  Rating chartPersonal card
 World Amateur Chess Championship 2021 U2000 open Rhodes GRE 2021-10-16
RcRownchangeKK*chgGame
 1870 1785 4.50 8 1.40 20 28.00 
  Njoroge, Martin 1959 KEN0.5010.23204.60 
  Mongeli, Sasha wf1578 KEN1.0010.23204.60 
  Sielicki, Tomasz 1875 POL0.5010.12202.40 
  Ehab, Mohamed 1948 EGY0.001-0.2820-5.60 
  Baisynov, Islam 1955 KGZ1.0010.722014.40 
  Mohamed, Saeed Laily c1996 UAE0.001-0.2320-4.60 
  Hagevi, Vidar 1784 SWE0.5010.00200.00 
  Singe, Philip Mbawala 1867 KEN1.0010.612012.20 

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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