Individual Calculations May 2019
 Armstrong-Smith, Vivien  Total change: -24.80  Rating chartPersonal card
 Championnat d'Ille-et-Vilaine Toutes Categories 2019 r6-7 RENNES FRA 2019-03-24
RcRownchangeKK*chgGame
 1192 1048 0.00 2 -0.62 40 -24.80 
  Goursaud, Alain 1167 FRA0.001-0.3440-13.60 
  Thomas, Jean-Yves 1216 FRA0.001-0.2840-11.20 

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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