Individual Calculations September 2013
 Ball, Laurence  Total change: -6.15  Rating chartPersonal card
 British Championship 2013 Torquay ENG 2013-07-29
RcRownchangeKK*chgGame
 2155 2108 4.00 10 -0.41 15 -6.15 
  Flear, Glenn C g2456 ENG0.5010.39155.85 
  Mordue, A Tyson f2256 ENG0.5010.20153.00 
  Eames, Robert S f2244 ENG0.001-0.3215-4.80 
  Wang, Maria 1817 ENG1.0010.15152.25 
  Storey, Charles f2214 ENG0.001-0.3615-5.40 
  Thompson, Robert 1978 ENG1.0010.32154.80 
  Mason, Donald J 2204 ENG0.001-0.3715-5.55 
  Jaunooby, Ali R 2170 ENG0.5010.09151.35 
  Tavares, Shawn P 2178 TRI0.001-0.4015-6.00 
  Freeman, Richard C P 2030 ENG0.501-0.1115-1.65 

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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