Individual Calculations September 2010
 Haydon, David L  Total change: 30.90  Rating chartPersonal card
 British Championship Canterbury ENG 2010-07-26
RcRownchangeKK*chgGame
 2306 2187 6.00 11 2.06 15 30.90 
  Baker, Chris W m2307 ENG1.0010.66159.90 
  Pert, Richard G m2460 ENG0.001-0.1715-2.55 
  Freeman, Richard C P 2056 ENG1.0010.32154.80 
  Pert, Nicholas g2551 ENG0.001-0.1015-1.50 
  Cumming, Rhys 1986 ENG1.0010.24153.60 
  Greet, Andrew N m2451 ENG0.5010.32154.80 
  Rendle, Thomas E m2391 ENG0.5010.26153.90 
  Snape, Ian L 2233 ENG0.5010.06150.90 
  Dorrington, Chris J 2255 ENG0.5010.09151.35 
  Summerscale, Aaron P g2428 ENG0.001-0.2015-3.00 
  Spence, David J 2247 ENG1.0010.58158.70 

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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