Individual Calculations February 2016
 De Vries, Ronald  Total change: 6.00  Rating chartPersonal card
 Tata Steel Chess Tournament 2016 - Dagvierkampen Wijk aan Zee NED 2016-01-18
RcRownchangeKK*chgGame
 1785 1728 1.00 2 0.15 40 6.00 
  Hofstee, Piet 1873 NED0.5010.19407.60 
  Debusschere, Helmuth 1696 BEL0.501-0.0440-1.60 

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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