Individual Calculations January 2010
 Wahl, Peter  Total change: -16.35  Rating chartPersonal card
 Luzerner Open 2009 Luzern SUI 2009-10-29
RcRownchangeKK*chgGame
 2019 2015 1.00 4 -1.09 15 -16.35 
  Meszaros, Gyula m2402 HUN0.001-0.0915-1.35 
  Pellaton, Fernand 1850 SUI0.501-0.2215-3.30 
  Keller, Peter 1896 SUI0.501-0.1615-2.40 
  Hirzel, Martin 1928 SUI0.001-0.6215-9.30 

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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