Individual Calculations September 2010
 Thomas, James  Total change: -5.10  Rating chartPersonal card
 7th South Wales International Open Trefforest WLS 2010-07-10
RcRownchangeKK*chgGame
 2048 1900 3.00 7 0.78 15 11.70 
  Vickery, Steve 1782 WLS1.0010.34155.10 
  Kett, Tim 2222 WLS0.5010.37155.55 
  Goodger, Martyn 2122 ENG0.5010.28154.20 
  Menadue, Jeremy F S 2155 ENG0.001-0.1915-2.85 
  Guy, David 1956 WLS0.5010.08151.20 
  Pleasants, Allan J 2032 WLS0.5010.18152.70 
  Brown, Thomas 2064 WLS0.001-0.2815-4.20 

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)
 
 Glorney Cup 2010 Trefforest WLS 2010-07-21
RcRownchangeKK*chgGame
 2076 1900 0.50 6 -1.12 15 -16.80 
  Grant, David J 2082 ENG0.5010.24153.60 
  Sreeves, Clement 2085 SCO0.001-0.2615-3.90 
  Benson, Oisin P. 2062 IRL0.001-0.2915-4.35 
  Grant, David J 2082 ENG0.001-0.2615-3.90 
  Benson, Oisin P. 2062 IRL0.001-0.2915-4.35 
  Sreeves, Clement 2085 SCO0.001-0.2615-3.90 

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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