Individual Calculations September 2011
 Trachsel, Peter  Total change: 1.05  Rating chartPersonal card
 Open Main Tournament (ATO) Biel SUI 2011-07-20
RcRownchangeKK*chgGame
 1844 1887 4.50 8 0.07 15 1.05 
  Del Val, Josefa 1611 SUI0.501-0.3315-4.95 
  Rohde, Bernhard 1813 SUI1.0010.40156.00 
  Nievergelt, Heinrich 1993 SUI0.5010.14152.10 
  Sommerhalder, Eric 2048 SUI0.001-0.2915-4.35 
  Hofer, Heinz 1718 SUI0.501-0.2215-3.30 
  Lachausse, Bruno 1822 SUI0.501-0.0915-1.35 
  Bok, Gidius 1721 NED1.0010.28154.20 
  Schmuki, Roman 2022 SUI0.5010.18152.70 

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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