Individual Calculations April 2008
 Cox, Tristan A  Total change: 9.00  Rating chartPersonal card
 4NCL 2007/8 part 2 Various ENG 2007-09-15
RcRownchangeKK*chgGame
 2439 2146 0.50 2 0.19 15 2.85 
  Tiller, Bjorn m2382 NOR0.5010.30154.50 
  Plaskett, H James g2496 ENG0.001-0.1115-1.65 

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)
 
 Lancashire Premier Open Blackpool ENG 2008-03-07
RcRownchangeKK*chgGame
 2342 2151 1.50 4 0.41 15 6.15 
  Mason, Donald J 2246 ENG0.001-0.3715-5.55 
  Hebden, Mark L g2501 ENG0.5010.39155.85 
  Surtees, Mike J 2196 ENG1.0010.56158.40 
  Pedersen, Nicolai Vesterbaek m2425 DEN0.001-0.1715-2.55 

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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