Individual Calculations November 2023
 Vidal, Jean-Marc  Total change: -10.40  Rating chartPersonal card
 BOZARVERNES Octobre 2023 CLERMONT FERRAND FRA 2023-10-06
RcRownchangeKK*chgGame
 1486 1533 2.50 5 -0.26 40 -10.40 
  Bertail, Patrice 1197 FRA0.501-0.3840-15.20 
  Fourche, Bernard 1435 FRA0.001-0.6340-25.20 
  Pomares, Bruno 1221 FRA1.0010.14405.60 
  Mazel, Jacky 1709 FRA1.0010.734029.20 
  Roche, Christian 1867 FRA0.001-0.1240-4.80 

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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