Individual Calculations July 2009
 Koch, Thomas  Total change: 7.20  Rating chartPersonal card
 Oberliga NRW Duesseldorf GER 2008-09-21
RcRownchangeKK*chgGame
 2438 2439 4.50 7 0.99 10 9.90 
  Lammens, Tim f2350 NED1.0010.38103.80 
  Visser, Yge g2483 NED0.5010.06100.60 
  Fleck, Juergen m2430 GER0.501-0.0110-0.10 
  Levin, Felix g2564 GER0.5010.17101.70 
  Vajda, Levente g2588 ROU1.0010.70107.00 
  Rosen, Bernd f2333 GER0.501-0.1410-1.40 
  Mertens, Heiko 2316 GER0.501-0.1710-1.70 

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)
 
 Belgian National Team Championship 2008-2009 Various BEL 2008-10-05
RcRownchangeKK*chgGame
 2230 2439 0.50 1 -0.27 10 -2.70 
  Praet, Maarten 2230 BEL0.501-0.2710-2.70 

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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