Individual Calculations August 2023
 Zipfel, Jacques  Total change: -4.20  Rating chartPersonal card
 Challenge Hegy Andre 2023 r5-7 KINGERSHEIM FRA 2023-06-02
RcRownchangeKK*chgGame
 1664 1716 1.50 3 -0.21 20 -4.20 
  Radovic, Nenad 1754 FRA0.5010.05201.00 
  Pellegrini, Alain 1678 FRA0.001-0.5520-11.00 
  Adam, Claude 1559 FRA1.0010.29205.80 

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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