Individual Calculations July 2009
 Eriksson, Jorgen  Total change: 27.15  Rating chartPersonal card
 Stockholm Elo Challenge 2009 Stockholm SWE 2009-05-20
RcRownchangeKK*chgGame
 2297 2211 4.50 7 1.81 15 27.15 
  Jernselius, Kjell 1898 SWE1.0010.14152.10 
  Semcesen, Daniel f2387 SWE0.001-0.2715-4.05 
  Logdahl, Harald f2309 SWE1.0010.63159.45 
  Tikkanen, Hans m2425 SWE0.5010.27154.05 
  Akesson, Ralf g2493 SWE0.001-0.1615-2.40 
  Poley, Vladimir m2338 BLR1.0010.671510.05 
  Henriksson, Johan 2232 SWE1.0010.53157.95 

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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