Individual Calculations September 2011
 Koetz, Andreas  Total change: 4.65  Rating chartPersonal card
 Sommer-Open 2011 Baden-Baden Baden-Baden GER 2011-08-03
RcRownchangeKK*chgGame
 2131 2003 2.00 5 0.31 15 4.65 
  Van Voorthuijsen, Peewee f2254 NED0.5010.31154.65 
  Wilke, Werner 2198 AUT0.001-0.2515-3.75 
  Kirsanova, Ekaterina wf2157 RUS0.001-0.2915-4.35 
  Suess, Stefan 1800 GER1.0010.24153.60 
  Wagner, Bernd 2246 GER0.5010.30154.50 

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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