Individual Calculations April 2009
 Peters, Ortwin  Total change: -8.10  Rating chartPersonal card
 16e Open International de Selestat - A Selestat FRA 2009-03-05
RcRownchangeKK*chgGame
 2046 2049 2.50 6 -0.54 15 -8.10 
  Reinhart, Emmanuel f2329 FRA0.001-0.1615-2.40 
  Viennot, Dylan 1873 FRA1.0010.27154.05 
  Letzelter, Jean-Claude f2156 FRA0.001-0.3515-5.25 
  Paci, Nicolas 1822 FRA0.501-0.2915-4.35 
  Wurtz, Guillaume 1777 FRA1.0010.17152.55 
  Lerch, Patrice f2316 FRA0.001-0.1815-2.70 

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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