Individual Calculations July 2010
 Byway, Paul V  Total change: -17.55  Rating chartPersonal card
 Four Nations Chess League (4NCL) Various ENG 2009-10-24
RcRownchangeKK*chgGame
 2185 2158 3.50 10 -1.17 15 -17.55 
  Fidalgo Fernandez, Lucia wf2115 ESP0.001-0.5615-8.40 
  Ledger, Stephen C 2106 ENG1.0010.43156.45 
  Pitcher, John 2193 ENG0.5010.05150.75 
  James, David J f2110 WLS0.001-0.5715-8.55 
  Devereaux, Maxim L m2387 ENG0.001-0.2115-3.15 
  Cumbers, Paul 2218 ENG0.001-0.4215-6.30 
  Chapman, Terry P D 2222 ENG0.001-0.4115-6.15 
  Hopper, Paul 2089 SCO0.501-0.1015-1.50 
  Smallbone, Kieran D 2218 ENG0.5010.08151.20 
  Naylor, John 2189 ENG1.0010.54158.10 

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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