Individual Calculations January 2012
 Hofman, Marnix  Total change: 8.40  Rating chartPersonal card
 Dutch Team Competition - 2B - Round 2-4 Various NED 2011-10-29
RcRownchangeKK*chgGame
 2192 2170 1.50 2 0.56 15 8.40 
  Driessen, Marcus 2137 NED1.0010.45156.75 
  Timmermans, Ivo 2247 NED0.5010.11151.65 

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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