Individual Calculations September 2011
 Yuan, Yizheng  Total change: -0.60  Rating chartPersonal card
 Lichtenberger Sommer 2011 Berlin GER 2011-08-13
RcRownchangeKK*chgGame
 1775 1889 4.50 7 -0.04 15 -0.60 
  Mako, Attila 1702 GER1.0010.26153.90 
  Gremm, Albert Juergen 1906 GER0.001-0.4815-7.20 
  Bullig, Reinhard 1730 GER0.001-0.7115-10.65 
  Mahler, Sonja 1656 GER1.0010.21153.15 
  Kretzschmar, Jan 1807 GER1.0010.39155.85 
  Peter, Volkhard, Dr 1810 GER1.0010.39155.85 
  Koischwitz, Wanja 1813 GER0.501-0.1015-1.50 

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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