Individual Calculations July 2009
 Koester, Roman  Total change: 25.95  Rating chartPersonal card
 Hessenliga Hessen GER 2008-09-14
RcRownchangeKK*chgGame
 2135 2116 5.50 8 1.73 15 25.95 
  Meinzer, Dieter 2225 GER1.0010.65159.75 
  Warnk, Torsten 2003 GER1.0010.35155.25 
  Wilhelm, Jochen 2171 GER0.5010.08151.20 
  Weiss, Matthias 2049 GER1.0010.41156.15 
  Emmerich, Dirk 2186 GER0.001-0.4015-6.00 
  Schmidt, Arnd 2156 GER0.5010.06150.90 
  Drill, Frank 2182 GER1.0010.59158.85 
  Kraft, Wolfgang 2110 GER0.501-0.0115-0.15 

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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