Individual Calculations July 2008
 Durando, Didier  Total change: -8.55  Rating chartPersonal card
 N3 - R8-9 Various FRA 2008-04-05
RcRownchangeKK*chgGame
 2025 2050 0.50 2 -0.57 15 -8.55 
  Achereiner, Guillaume 1991 FRA0.001-0.5815-8.70 
  Schmucker, Roger 2058 FRA0.5010.01150.15 

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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