Individual Calculations July 2009
 Lengert, Martin  Total change: 11.25  Rating chartPersonal card
 Haut Rhin 1 - tout ALS FRA 2008-10-15
RcRownchangeKK*chgGame
 1976 1886 1.50 2 0.75 15 11.25 
  Koehler, Jerome 2032 FRA0.5010.20153.00 
  Haristoy, Julien 1920 FRA1.0010.55158.25 

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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