Individual Calculations September 2009
 Bromberger, Stefan  Total change: 8.40  Rating chartPersonal card
 Jubilee Open Master 2009 Zurich SUI 2009-08-09
 2403 2510 6.50 9 0.84 10 8.40 
  Kummle, Thomas Dr 2173 GER1.0010.12101.20 
  Kadziolka, Beata wg2289 POL0.501-0.2810-2.80 
  Piasetski, Leon m2288 CAN1.0010.22102.20 
  Meier, Georg g2658 GER0.001-0.3010-3.00 
  Loew, Gerald f2287 GER1.0010.22102.20 
  Namyslo, Holger f2307 GER1.0010.24102.40 
  Sandipan, Chanda g2585 IND0.001-0.4010-4.00 
  Donchenko, Anatoly m2381 GER1.0010.33103.30 
  Fedorchuk, Sergey A g2655 UKR1.0010.69106.90 

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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