Individual Calculations March 2010
 Aeschbach, Philipp  Total change: 5.85  Rating chartPersonal card
 33. Zurich Weihnachtsopen Allgemein Zurich SUI 2009-12-26
RcRownchangeKK*chgGame
 1953 1993 1.50 2 0.39 15 5.85 
  Petr, Glenn 1918 SUI1.0010.40156.00 
  Zanetti, Bruno 1988 SUI0.501-0.0115-0.15 

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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