Individual Calculations April 2008
 Cobb, James E  Total change: 12.60  Rating chartPersonal card
 4NCL 2007/8 part 2 Various ENG 2007-09-15
RcRownchangeKK*chgGame
 2375 2422 3.50 4 1.26 10 12.60 
  Emms, John M g2503 ENG1.0010.61106.10 
  McFarland, Robert S 2232 ENG1.0010.25102.50 
  Swanson, Stephen 2248 SCO1.0010.27102.70 
  Wells, Peter K g2517 ENG0.5010.13101.30 

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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