Individual Calculations July 2009
 Wehmeier, Stefan, Dr.  Total change: 8.30  Rating chartPersonal card
 Oberliga NRW Duesseldorf GER 2008-09-21
RcRownchangeKK*chgGame
 2385 2440 6.00 9 0.83 10 8.30 
  Illner, Achim, Dr. f2360 GER0.501-0.1110-1.10 
  Hoolt, Sarah wf2298 GER1.0010.31103.10 
  Mertens, Heiko 2316 GER1.0010.33103.30 
  Sonntag, Hans-Hubert m2384 GER0.501-0.0810-0.80 
  Lammens, Tim f2350 NED1.0010.38103.80 
  Mladenov, Svetlin 2406 BUL0.001-0.5510-5.50 
  Fleck, Juergen m2430 GER1.0010.49104.90 
  Odendahl, Reiner f2434 GER0.501-0.0110-0.10 
  Hausrath, Daniel m2491 GER0.5010.07100.70 

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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