Individual Calculations January 2012
 Craft, Isaac  Total change: 30.15  Rating chartPersonal card
 e2e4 Gatwick Premier Gatwick ENG 2011-10-26
RcRownchangeKK*chgGame
 2112 1939 4.00 8 1.75 15 26.25 
  Lawson, David f2252 SCO0.5010.36155.40 
  O`Toole, George E 2157 ENG0.001-0.2215-3.30 
  Andersen, Niels Erik 2018 DEN1.0010.61159.15 
  Fox, Anthony 2089 IRL0.5010.20153.00 
  Lalic, Peter D 2046 ENG0.5010.15152.25 
  Mihajlov, Sebastian 1972 NOR0.5010.05150.75 
  Burrows, Martin P 2177 ENG0.5010.30154.50 
  Josse, Mark 2181 ENG0.5010.30154.50 

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)
 
 e2e4 Brighton Open Brighton ENG 2011-11-25
RcRownchangeKK*chgGame
 2141 1939 1.00 3 0.26 15 3.90 
  Pleasants, Allan J 2089 WLS0.001-0.3015-4.50 
  Osborne, Marcus E 2246 ENG0.5010.36155.40 
  Lim, Zhuo Ren 2089 MAS0.5010.20153.00 

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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