Individual Calculations July 2009
 Bachmann, Andreas  Total change: -16.35  Rating chartPersonal card
 2.Bundesliga Nord Juergen Kohlstaedt GER 2008-10-05
RcRownchangeKK*chgGame
 2222 2236 1.50 5 -1.09 15 -16.35 
  Tomczak, Rainer f2314 GER0.5010.11151.65 
  Bach, Matthias f2276 GER0.001-0.4415-6.60 
  Sieg, Ulrich Prof.dr. f2238 GER1.0010.50157.50 
  Rittemann, Steffen 2143 GER0.001-0.6315-9.45 
  Wiedersich, Jens 2140 GER0.001-0.6315-9.45 

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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