Individual Calculations February 2023
 Castro, John  Total change: -9.80  Rating chartPersonal card
 Team 2023 - Nationale 1 r5 FRANCE FRA 2023-01-15
RcRownchangeKK*chgGame
 2083 2272 1.00 2 -0.49 20 -9.80 
  Safranska, Anda wg2068 FRA0.001-0.7620-15.20 
  Daurelle, Herve f2097 FRA1.0010.27205.40 

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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