Individual Calculations September 2011
 Edwards, Ray B  Total change: 4.50  Rating chartPersonal card
 5e Leiden Chess Tournament - group A Leiden NED 2011-07-08
RcRownchangeKK*chgGame
 2142 2008 3.00 8 0.30 15 4.50 
  Slingerland, Fred m2390 NED0.001-0.0915-1.35 
  Damen, Igor 1904 NED0.501-0.1415-2.10 
  De Mooij, Marco 1949 NED1.0010.42156.30 
  Ten Hagen, Yorick 2189 NED0.5010.24153.60 
  Senlle Caride, Miguel 2271 ESP0.5010.32154.80 
  Bebchuk, Leonid 2153 ISR0.001-0.3115-4.65 
  Farrand, Julian T 2124 ENG0.5010.16152.40 
  Von Meijenfeldt, Bart 2154 NED0.001-0.3015-4.50 

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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