Individual Calculations March 2014
 Welch, David  Total change: 17.70  Rating chartPersonal card
 TRADEWISE GIBRALTAR CHESS FESTIVAL 2014 AMATEUR B GIBRALTAR ENG 2014-02-01
RcRownchangeKK*chgGame
 1724 1660 1.00 1 0.59 30 17.70 
  Gunn, Michael J 1724 ENG1.0010.593017.70 

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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