Individual Calculations July 2008
 Tresch, Ralf  Total change: -8.55  Rating chartPersonal card
 Oberliga Baden 2007/08 different in Baden GER 2007-10-01
RcRownchangeKK*chgGame
 2210 2222 1.50 4 -0.57 15 -8.55 
  Gruber, Thomas f2278 GER0.5010.08151.20 
  Vidonyak, Nellya wm2229 GER0.5010.01150.15 
  Saering, Patrick 2195 GER0.501-0.0415-0.60 
  Feiler, Juergen 2137 GER0.001-0.6215-9.30 

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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