Individual Calculations February 2015
 Takkebos, Michiel  Total change: 3.20  Rating chartPersonal card
 Schaakfestival Groningen 2014 Compact B Groningen NED 2014-12-26
RcRownchangeKK*chgGame
 1678 1651 1.00 2 0.08 40 3.20 
  Leuw, Ed 1678 NED0.001-0.4640-18.40 
  Benninga, Mark 1678 NED1.0010.544021.60 

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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