Individual Calculations February 2013
 Wahedi, Ahmad Siar  Total change: -12.60  Rating chartPersonal card
 29.Internationales Boeblinger Open A Boeblingen GER 2012-12-26
RcRownchangeKK*chgGame
 2207 2273 4.50 9 -0.84 15 -12.60 
  Taras, Marian 2050 POL1.0010.22153.30 
  Frey, Thomas 2106 GER1.0010.28154.20 
  Hoffmann, Michael g2469 GER0.5010.25153.75 
  Burmakin, Vladimir g2558 RUS0.001-0.1615-2.40 
  Herbold, Manfred 2164 GER1.0010.35155.25 
  Knoblauch, Leonhard 2100 GER0.501-0.2315-3.45 
  Niedermeier, Thomas 2123 GER0.501-0.2015-3.00 
  Naumann, Axel 2148 GER0.001-0.6715-10.05 
  Khadempour, Farhad 2143 GER0.001-0.6815-10.20 

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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