Individual Calculations January 2012
 Iyengar, Ilya  Total change: 3.45  Rating chartPersonal card
 London Chess Classic 2011: Open London ENG 2011-12-03
RcRownchangeKK*chgGame
 2053 1974 3.50 8 0.23 15 3.45 
  Crouch, Colin S m2366 ENG0.001-0.0815-1.20 
  Zygourakis, Themistoklis 1688 GRE1.0010.16152.40 
  Blazquez, Denis 2178 FRA0.001-0.2415-3.60 
  Bishop, Geoffrey L 1791 ENG1.0010.26153.90 
  Josse, Mark 2162 ENG0.5010.24153.60 
  Coleman, David J c2244 ENG0.001-0.1715-2.55 
  Holzhauer, Bjoern 2131 GER0.001-0.2915-4.35 
  Jakobsen, Alf Gjoran 1861 NOR1.0010.35155.25 

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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