Individual Calculations March 2010
 Gibson, Christopher A  Total change: 9.45  Rating chartPersonal card
 Hastings Masters Hastings ENG 2009-12-28
RcRownchangeKK*chgGame
 2106 1964 3.50 9 0.63 15 9.45 
  Straub, Peter 2122 GER0.001-0.2915-4.35 
  Dean, Michael 1718 ENG1.0010.19152.85 
  Griffiths, Ryan Rhys 2148 IRL0.5010.24153.60 
  Sugden, John N 2219 ENG0.001-0.1915-2.85 
  Gregory, Stephen J 2126 ENG0.001-0.2915-4.35 
  Calvert, D Ian 2070 ENG1.0010.64159.60 
  McKenna, Jason P 2147 ENG1.0010.741511.10 
  Ledger, Dave J f2227 ENG0.001-0.1815-2.70 
  Almond, Richard J 2174 ENG0.001-0.2315-3.45 

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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