Individual Calculations July 2008
 Stoeckmann, Helmut  Total change: -12.90  Rating chartPersonal card
 NRW Oberliga 2007/08 different in NRW GER 2007-09-16
RcRownchangeKK*chgGame
 2224 2142 1.50 6 -0.86 15 -12.90 
  Mainka, Gregor 2318 GER0.001-0.2715-4.05 
  Van Eijk, Sander c2274 NED0.001-0.3215-4.80 
  Walter, Kurt 2108 GER0.501-0.0515-0.75 
  Bachmann, Karlheinz f2303 GER0.001-0.2915-4.35 
  Begnis, Nikolaos f2271 GRE0.5010.17152.55 
  Gutowski, Andre 2070 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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