Individual Calculations June 2021
 Coles, Ruben  Total change: -59.20  Rating chartPersonal card
 Tournois des espoirs de Marseille Echecs Mai 2021 - Tournoi A MARSEILLE FRA 2021-05-22
RcRownchangeKK*chgGame
 1845 1767 0.50 5 -1.48 40 -59.20 
  Coles, Robin 1753 FRA0.501-0.0240-0.80 
  Bouton, Come 1787 FRA0.001-0.4740-18.80 
  Leccia, Thomas 1827 FRA0.001-0.4240-16.80 
  Leccia, Antoine 1974 FRA0.001-0.2340-9.20 
  Zienkiewicz, Jan 1882 FRA0.001-0.3440-13.60 

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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