Individual Calculations August 2017
 Fossum, Oystein Boyum  Total change: 5.80  Rating chartPersonal card
 11e Leiden Chess Tournament - Group A Leiden NED 2017-07-14
RcRownchangeKK*chgGame
 2188 2247 5.50 9 0.29 20 5.80 
  Hacout, Francois 1950 FRA1.0010.15203.00 
  Ikonnikov, Vyacheslav g2538 RUS0.001-0.1520-3.00 
  Caglar, Sila wf1976 TUR0.001-0.8320-16.60 
  Koenig, Dirk 2051 GER1.0010.25205.00 
  Oosterom, Erik 2099 NED1.0010.30206.00 
  Van Der Velden, Bram c2170 NED1.0010.39207.80 
  Nijboer, Friso g2528 NED0.001-0.1620-3.20 
  Den Hartog, Marijn 2220 NED0.501-0.0420-0.80 
  Rabus, Berthold 2161 GER1.0010.38207.60 

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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