Individual Calculations July 2009
 Van Der Tuuk, Jaap  Total change: 3.45  Rating chartPersonal card
 3G - r 6-9 - Dutch Team Competition Various NED 2008-09-27
RcRownchangeKK*chgGame
 2137 2202 2.00 3 0.23 15 3.45 
  Hylkema, Remco 2080 NED0.501-0.1715-2.55 
  Van Den Bergh, Jan 2117 NED1.0010.38155.70 
  Besseling, Michiel 2213 NED0.5010.02150.30 

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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