Individual Calculations April 2009
 Martin, Peter  Total change: 10.35  Rating chartPersonal card
 Deutsche Amateurmeisterschaft B Koeln-Bruehl GER 2009-02-20
RcRownchangeKK*chgGame
 1999 2045 3.50 5 0.69 15 10.35 
  Schimmer, Michael 1906 GER0.501-0.1915-2.85 
  Schulz, Stefan 1916 GER1.0010.33154.95 
  Prueske, Wolfgang 2109 GER1.0010.59158.85 
  Lorenz, Steffen 1990 GER0.501-0.0815-1.20 
  Andok, Claus Michael 2075 GER0.5010.04150.60 

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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