Individual Calculations February 2014
 Groen, Cor  Total change: 3.90  Rating chartPersonal card
 Tata Steel Chess Tournament 2014 - Nine round 6F Wijk aan Zee NED 2014-01-17
RcRownchangeKK*chgGame
 1711 1680 1.50 3 0.13 30 3.90 
  Van Lingen, Henk 1667 NED1.0010.483014.40 
  Boom, Harrie 1759 NED0.5010.11303.30 
  Van De Water, Mels 1707 NED0.001-0.4630-13.80 

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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