Individual Calculations July 2008
 Sohrabi, Azizollah  Total change: -9.75  Rating chartPersonal card
 NRW Regionalliga 2007/08 different in NRW GER 2007-09-23
RcRownchangeKK*chgGame
 2075 2131 2.50 5 -0.39 25 -9.75 
  Kowallik, Juergen 2081 GER0.501-0.0725-1.75 
  Klasmeier, Hartmut 2086 GER1.0010.442511.00 
  Mazarov, Juergen 2082 GER0.001-0.5725-14.25 
  Meyer, Oliver 2107 GER0.501-0.0325-0.75 
  Starp, Klaus 2017 GER0.501-0.1625-4.00 

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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