Individual Calculations January 2010
 Logmans, Huibert  Total change: -1.75  Rating chartPersonal card
 Klasse 2C Round 2-4 - Dutch Team Competition Various NED 2009-10-31
RcRownchangeKK*chgGame
 2169 2194 1.00 2 -0.07 25 -1.75 
  In `t Veld, Daan 2206 NED0.5010.02250.50 
  Karstan, Erich 2132 NED0.501-0.0925-2.25 

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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