Individual Calculations October 2016
 Wells, Jonathan C  Total change: 4.40  Rating chartPersonal card
 DCCA 66th Annual Congress Torquay ENG 2016-09-04
RcRownchangeKK*chgGame
 2019 1997 3.50 7 0.22 20 4.40 
  Waddington, Mike P f2075 ENG0.001-0.3920-7.80 
  Gibbs, Daniel C 1808 ENG1.0010.25205.00 
  Peters, Stephen G 2136 ENG0.5010.19203.80 
  Rosen, Daniel B c2048 ENG0.5010.07201.40 
  Stewart, Ashley 2068 ENG0.5010.10202.00 
  Bolt, Graham 2024 ENG0.5010.04200.80 
  Brown, Alan M 1971 ENG0.501-0.0420-0.80 

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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