Individual Calculations February 2013
 Jonkman, Fokke  Total change: 17.85  Rating chartPersonal card
 Tata Steel Chess Tournament 2013 Dag 2A Wijk aan Zee NED 2013-01-14
RcRownchangeKK*chgGame
 2155 2085 2.00 2 1.19 15 17.85 
  Rey, Fabrice 2201 FRA1.0010.66159.90 
  Sturm, Pieter 2108 NED1.0010.53157.95 

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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