Individual Calculations January 2015
 Wells, Peter K  Total change: -11.50  Rating chartPersonal card
 London Chess Classic 2014 FIDE Open London ENG 2014-12-08
RcRownchangeKK*chgGame
 2283 2468 4.50 8 -1.15 10 -11.50 
  Williamson, Roger G 2160 ENG0.501-0.3610-3.60 
  Gavriel, Tryfon C c2128 ENG0.501-0.3810-3.80 
  Corsino, Gianluca 2140 ITA1.0010.13101.30 
  Stamos, Filippos 2068  * GRE0.501-0.4210-4.20 
  Haugli, Petter m2283 NOR1.0010.26102.60 
  Hawkins, Jonathan m2552 ENG0.5010.12101.20 
  Bluebaum, Matthias m2560 GER0.5010.13101.30 
  Kiik, Kalle m2372 EST0.001-0.6310-6.30 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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