Individual Calculations March 2012
 Welsch, Roland  Total change: -13.50  Rating chartPersonal card
 Deutsche Amateurmeisterschaft 2011/12 (5) Gruppe C Bruehl-Koeln GER 2012-02-17
RcRownchangeKK*chgGame
 1751 1862 1.50 3 -0.45 30 -13.50 
  Strauss, Martin 1795 GER0.501-0.0930-2.70 
  Kluth, Sabrina 1727 GER1.0010.32309.60 
  Enneking, Hermann 1730 GER0.001-0.6830-20.40 

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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