Individual Calculations February 2023
 Martine, Jean-Christophe  Total change: -8.40  Rating chartPersonal card
 Team 2023 - IDF Janvier FRANCE FRA 2023-01-01
RcRownchangeKK*chgGame
 1834 2027 0.50 1 -0.25 20 -5.00 
  Arzur, Maia 1834 FRA0.501-0.2520-5.00 

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)
 
 Team 2023 - Coupe de France 32e FRANCE FRA 2023-01-08
RcRownchangeKK*chgGame
 1973 2027 1.00 1 0.42 20 8.40 
  Ek, Sothea 1973 FRA1.0010.42208.40 

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)
 
 Team 2023 - Nationale 2 r5 FRANCE FRA 2023-01-15
RcRownchangeKK*chgGame
 1965 2027 0.00 1 -0.59 20 -11.80 
  Kufferath, Camille 1965 FRA0.001-0.5920-11.80 

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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