Individual Calculations May 2019
 Martin, Jean Marie  Total change: -10.00  Rating chartPersonal card
 Tournoi interne de Seichamps Echecs 2018-2019 (-2200) r4-6 SEICHAMPS FRA 2019-01-18
RcRownchangeKK*chgGame
 1534 1207 0.00 2 -0.25 40 -10.00 
  Grandmougin, Jacques 1528 FRA0.001-0.1340-5.20 
  Cohen, David 1540 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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