Individual Calculations February 2018
 Evers, Johan  Total change: 17.60  Rating chartPersonal card
 Taby Open KM 2017 R345 Taby SWE 2017-11-07
RcRownchangeKK*chgGame
 1838 1668 1.00 2 0.44 40 17.60 
  Saukkoriipi, Tommi 1891 FIN0.5010.284011.20 
  Berggren, Mattias 1785 SWE0.5010.16406.40 

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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