Individual Calculations March 2011
 Marentini, Marcel  Total change: 13.50  Rating chartPersonal card
 34. Zurich Weihnachtsopen Allgemein Zurich SUI 2010-12-26
RcRownchangeKK*chgGame
 1909 1827 2.50 4 0.90 15 13.50 
  Schmid, Joachim 1708 GER1.0010.34155.10 
  Stucki, Ramon 1928 SUI0.001-0.3615-5.40 
  Paci, Nicolas 1888 FRA1.0010.58158.70 
  Klaus, Ingo 2112 SUI0.5010.34155.10 

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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