Individual Calculations September 2013
 Friedland, Jon S  Total change: -3.75  Rating chartPersonal card
 British Championship 2013 Torquay ENG 2013-07-29
RcRownchangeKK*chgGame
 2117 2093 4.50 10 -0.25 15 -3.75 
  Ward, Chris G g2432 ENG0.001-0.1215-1.80 
  Thorpe, Thomas 1875 WLS1.0010.22153.30 
  Rudd, Jack m2280 ENG0.001-0.2615-3.90 
  Burke, Mitchell R 1971 ENG1.0010.33154.95 
  Brown, Martin 2203 ENG0.001-0.3515-5.25 
  Wadsworth, Matthew J 2136 ENG0.001-0.4415-6.60 
  Kalaiyalahan, Akshaya 1920 ENG1.0010.27154.05 
  Homer, Stephen J 2165 ENG1.0010.60159.00 
  Reid, John 2151 ENG0.001-0.4215-6.30 
  Scott, Gordon W 2039 ENG0.501-0.0815-1.20 

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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