Individual Calculations March 2010
 Gehrig, Peter  Total change: -19.50  Rating chartPersonal card
 33. Zurich Weihnachtsopen Allgemein Zurich SUI 2009-12-26
RcRownchangeKK*chgGame
 1794 2057 2.50 4 -0.78 25 -19.50 
  Srinivasan, Varadarajan 1789 SUI0.501-0.3325-8.25 
  Nuri, Kaiwan 1811 SUI0.001-0.8125-20.25 
  Brandenberger, Walter 1729 SUI1.0010.13253.25 
  Georgiadis, Andreas 1845 SUI1.0010.23255.75 

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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