Individual Calculations July 2009
 Chapman, Alan  Total change: -27.30  Rating chartPersonal card
 Turm-Open Lippstadt GER 2009-06-11
RcRownchangeKK*chgGame
 2064 2094 1.50 6 -1.82 15 -27.30 
  Wenzel, Birger 1938 GER1.0010.29154.35 
  Gutman, Lev g2444 GER0.001-0.1115-1.65 
  Fenner, Martin 2005 GER0.001-0.6215-9.30 
  Klatt, Peter 1984 GER0.501-0.1515-2.25 
  Bergmann, Josef 2026 GER0.001-0.5915-8.85 
  Kuehn, Daniel 1989 GER0.001-0.6415-9.60 

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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