Individual Calculations April 2009
 Witt, Ronald  Total change: 19.50  Rating chartPersonal card
 33.Potsdamer Weihnachtsturnier Potsdam GER 2008-12-27
RcRownchangeKK*chgGame
 2043 2076 4.50 6 1.30 15 19.50 
  Schrodt, Horst 1726 GER1.0010.11151.65 
  Brandt, Fred 1917 GER1.0010.29154.35 
  Schoene, Ralf m2311 GER0.5010.29154.35 
  Mantau, Jan 2235 GER0.5010.21153.15 
  Cusnariov, Nicolai 2154 MDA0.5010.11151.65 
  Fuchs, Raimond 1914 GER1.0010.29154.35 

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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