Individual Calculations July 2010
 Woolley, Jos  Total change: 8.70  Rating chartPersonal card
 e2e4.org.uk Warrington Congress Open Warrington, Cheshire ENG 2010-05-07
RcRownchangeKK*chgGame
 2104 2090 2.00 3 0.58 15 8.70 
  McBride, John 1832 SCO1.0010.18152.70 
  Charleshouse, Glenn L f2174 ENG1.0010.62159.30 
  Hague, Ben f2306 ENG0.001-0.2215-3.30 

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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