Individual Calculations January 2012
 Jackson, Paul G  Total change: -20.10  Rating chartPersonal card
 e2e4 Brighton Major Brighton ENG 2011-11-25
RcRownchangeKK*chgGame
 1675 1905 1.00 3 -1.34 15 -20.10 
  Smith, Paul 1760 ENG0.001-0.6915-10.35 
  Stone, Mark R 1603 ENG1.0010.15152.25 
  Watson, Darrell A 1663 ENG0.001-0.8015-12.00 

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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