Individual Calculations July 2009
 Wagenaar, Harm Theo  Total change: -3.15  Rating chartPersonal card
 3E - r 6-9 - Dutch Team Competition Various NED 2008-09-27
RcRownchangeKK*chgGame
 2052 2104 1.50 3 -0.21 15 -3.15 
  Hortensius, Lisa 2028 NED0.501-0.1015-1.50 
  Van Haastert, Paul 2025 NED0.001-0.6115-9.15 
  Vink, Wim 2104 NED1.0010.50157.50 

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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