Individual Calculations July 2009
 Kowallik, Juergen  Total change: -4.75  Rating chartPersonal card
 Regionalliga Ruhrgebiet Bochum GER 2008-09-14
RcRownchangeKK*chgGame
 2055 2083 2.50 5 -0.19 25 -4.75 
  Starp, Klaus 2038 GER1.0010.442511.00 
  Wieder, Heiner 2135 GER0.5010.07251.75 
  Klueting, Reiner 2121 GER0.001-0.4525-11.25 
  Hinz, Arne 1965 GER1.0010.34258.50 
  Strathoff, Martin 2017 GER0.001-0.5925-14.75 

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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