Individual Calculations January 2010
 Lahaye, Jordy  Total change: -21.60  Rating chartPersonal card
 Klasse 2C Round 2-4 - Dutch Team Competition Various NED 2009-10-31
RcRownchangeKK*chgGame
 2177 2163 0.00 3 -1.44 15 -21.60 
  Hofman, Marnix 2181 NED0.001-0.4715-7.05 
  Admiraal, Miguoel 2194 NED0.001-0.4615-6.90 
  Prakken, Gerrit f2156 NED0.001-0.5115-7.65 

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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