Individual Calculations April 2009
 Wells, Daniel J  Total change: 3.45  Rating chartPersonal card
 Uxbridge Open Uxbridge ENG 2009-02-20
RcRownchangeKK*chgGame
 2062 2002 1.50 3 0.23 15 3.45 
  Ali, Golam Shabbir 1845 ENG1.0010.29154.35 
  Franklin, Samuel G A 2142 ENG0.5010.19152.85 
  Rowe, Duane 2199 JAM0.001-0.2515-3.75 

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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