Individual Calculations January 2012
 Stone, Andrew M  Total change: 3.00  Rating chartPersonal card
 London Chess Classic 2011: Open London ENG 2011-12-03
RcRownchangeKK*chgGame
 2151 2234 5.50 9 0.20 15 3.00 
  Srija, Seshadri wf1926 IND1.0010.14152.10 
  Sigurdsson, Birkir Karl 1834  * ISL0.501-0.4215-6.30 
  Andreev, Peter 1914 ENG0.501-0.3715-5.55 
  Eriksen, Magnus 2063 NOR1.0010.27154.05 
  Summerscale, Aaron P g2422 ENG0.5010.24153.60 
  Arkell, Keith C g2418 ENG0.001-0.2615-3.90 
  Whitehead, David J 2079 ENG1.0010.29154.35 
  Getz, Nicolai m2369 NOR0.5010.18152.70 
  Richardson, John R f2331 ENG0.5010.13151.95 
 * 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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