Individual Calculations May 2012
 Bonvalot, Isabelle  Total change: -7.50  Rating chartPersonal card
 Team 2012 - Nationale 1 - R8-9 FRANCE FRA 2012-03-24
RcRownchangeKK*chgGame
 1927 1929 0.50 2 -0.50 15 -7.50 
  Mamah, Isabelle 1892 FRA0.501-0.0515-0.75 
  Pokee, Anne 1962 FRA0.001-0.4515-6.75 

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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