Individual Calculations September 2009
 Beau, Pierre  Total change: 2.70  Rating chartPersonal card
 11e Festival d'Echecs- 11e open jeunes St Lo FRA 2009-07-07
RcRownchangeKK*chgGame
 1904 1731 1.00 3 0.18 15 2.70 
  Auvray, Juliette 1919 FRA0.001-0.2615-3.90 
  Duboue, Peio 1924 FRA0.5010.25153.75 
  Nicolazo, Maxime 1870 FRA0.5010.19152.85 

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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