Individual Calculations March 2010
 Schaffner, David  Total change: -8.55  Rating chartPersonal card
 33. Zurich Weihnachtsopen Master Zurich SUI 2009-12-26
RcRownchangeKK*chgGame
 2128 1972 1.50 7 -0.57 15 -8.55 
  Weiler, Dieter 2204 GER0.001-0.2115-3.15 
  Hasenohr, Benedict 2137 SUI0.001-0.2815-4.20 
  Pham, Toan Thanh 2092 NOR1.0010.66159.90 
  Adamantidis, Panagiotis 2146 SUI0.5010.23153.45 
  Zichanowicz, Mark 2179 GER0.001-0.2315-3.45 
  Rindlisbacher, Lars 2078 SUI0.001-0.3615-5.40 
  Lang, Fabian 2063 SUI0.001-0.3815-5.70 

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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