Individual Calculations April 2009
 Friedel, Marcus  Total change: 13.80  Rating chartPersonal card
 25. Internationales Boeblinger Open Gruppe A Boeblingen GER 2008-12-26
RcRownchangeKK*chgGame
 2230 2133 4.00 8 0.92 15 13.80 
  Lauber, Arnd m2483 GER0.001-0.1115-1.65 
  Dieckmann, Daniel 2021 GER0.501-0.1515-2.25 
  Hilbenz, Guntram, Dr. 2002 GER1.0010.32154.80 
  Frick, Christoph 2261 GER1.0010.671510.05 
  Koepke, Christian f2356 GER0.001-0.2215-3.30 
  Riedel, Holger, Dr 2223 GER1.0010.62159.30 
  Chasovnikova, Eugenia wm2338 RUS0.001-0.2415-3.60 
  Vielwock, Vadim 2153 GER0.5010.03150.45 

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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