Individual Calculations April 2009
 Sosnin, Mikhail  Total change: -0.25  Rating chartPersonal card
 Maestro Marchko 2008 Rtg Krasnoyarsk RUS 2008-12-20
RcRownchangeKK*chgGame
 2196 2197 3.50 7 -0.01 25 -0.25 
  Belmeskin, Ilia 2170 RUS0.001-0.5425-13.50 
  Bryukhova, Ekaterina 2023 RUS0.501-0.2325-5.75 
  Lomako, Anna wf2277 RUS0.5010.11252.75 
  Avdeenko, Tatiana wf2168 RUS0.001-0.5425-13.50 
  Pavlov, Oleg 2326 RUS1.0010.672516.75 
  Keosidi, Konstantin f2370 RUS1.0010.732518.25 
  Piskunov, Alexandr 2039 RUS0.501-0.2125-5.25 

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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