Individual Calculations January 2010
 Loeffler, Stefan  Total change: 0.50  Rating chartPersonal card
 London Chess Classic Open London ENG 2009-12-08
RcRownchangeKK*chgGame
 2294 2416 4.00 6 0.05 10 0.50 
  Regan, Natasha K wm2174 ENG1.0010.20102.00 
  Coleman, David J c2244 ENG1.0010.27102.70 
  Storey, Charles H f2292 ENG1.0010.33103.30 
  Hammer, Jon Ludvig g2588 NOR0.001-0.2710-2.70 
  Roberson, Peter T 2236 ENG0.501-0.2410-2.40 
  Anderton, Matthew N 2232 ENG0.501-0.2410-2.40 

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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