Individual Calculations May 2010
 Rooijakkers, Stefan  Total change: -8.55  Rating chartPersonal card
 Klasse 3H Round 7-9 - Dutch Team Competition Various NED 2010-03-06
RcRownchangeKK*chgGame
 2111 1937 0.00 2 -0.57 15 -8.55 
  Van Loy, Rick 2003 NED0.001-0.4115-6.15 
  Van Rijn, Anton 2218 NED0.001-0.1615-2.40 

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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