Individual Calculations July 2009
 Ledger, Andrew J  Total change: 6.20  Rating chartPersonal card
 4NCL part 3 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2290 2429 4.00 5 0.62 10 6.20 
  Rudd, Jack f2344 ENG1.0010.38103.80 
  Kafka, Graeme 2104 SCO1.0010.13101.30 
  Baker, Chris W m2351 ENG1.0010.39103.90 
  Pinter, Gabor m2355 HUN0.501-0.1010-1.00 
  Rees, Ioan c2297 WLS0.501-0.1810-1.80 

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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