Individual Calculations February 2023
 Martinez, Jean-Philippe  Total change: 4.60  Rating chartPersonal card
 Team 2023 - Nationale 2 r5 FRANCE FRA 2023-01-15
RcRownchangeKK*chgGame
 2030 1859 0.50 1 0.23 20 4.60 
  Vialatte, Jean-Charles 2030 FRA0.5010.23204.60 

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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