Individual Calculations February 2013
 Hoeffer, David  Total change: -5.25  Rating chartPersonal card
 22.Erfurter Schachfestival Meister Erfurt GER 2012-12-26
RcRownchangeKK*chgGame
 2144 2225 4.50 8 -0.35 15 -5.25 
  Skibbe, Diana 2053 GER1.0010.27154.05 
  Petr, Martin g2521 CZE0.001-0.1515-2.25 
  Stabernack, Joschi 2013 GER0.001-0.7715-11.55 
  Schmidt, Matthias 2031 GER1.0010.25153.75 
  Pfadenhauer, Johannes 1933 GER0.501-0.3515-5.25 
  Klaus, Christian 2089 GER1.0010.32154.80 
  Jacobi, Robin 2140 GER1.0010.38155.70 
  Lammers, Markus m2371 GER0.001-0.3015-4.50 

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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