Individual Calculations April 2009
 Guttridge, David  Total change: 19.65  Rating chartPersonal card
 25.ChessOrg Schachfestival Seniors Bad Woerishofen GER 2009-03-05
RcRownchangeKK*chgGame
 1992 1960 4.50 7 1.31 15 19.65 
  Blutharsch, Walter 1876 GER1.0010.38155.70 
  Schurig, Wilhelm 2077 GER0.5010.16152.40 
  Koenigl, Anton 1943 GER0.501-0.0215-0.30 
  Pooth, Richard 1965 GER0.5010.01150.15 
  Huhn, Ulrich 1973 GER0.5010.02150.30 
  Xander, Karl Dr. 2002 GER1.0010.56158.40 
  Teichmeister, Sven Dr 2109 AUT0.5010.20153.00 

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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