Individual Calculations May 2010
 Sijbesma, Rienk  Total change: -18.45  Rating chartPersonal card
 Klasse 3A Round 7-9 - Dutch Team Competition Various NED 2010-03-06
RcRownchangeKK*chgGame
 2080 2166 0.00 2 -1.23 15 -18.45 
  Haveman, Koen 1984 NED0.001-0.7415-11.10 
  Groenewold, Jan Joris 2176 NED0.001-0.4915-7.35 

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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