Individual Calculations November 2009
 Yuan, Yuanling  Total change: -12.90  Rating chartPersonal card
 2009 Toronto Labour Day Open Toronto, Ontario CAN 2009-09-05
RcRownchangeKK*chgGame
 2069 2202 2.50 5 -0.86 15 -12.90 
  Munro, Allan 2115 TRI0.501-0.1215-1.80 
  Humphreys, Michael 1966 CAN0.001-0.8015-12.00 
  Evans, Bill 2087 CAN1.0010.34155.10 
  Haziprodromu, Sam 1960 CAN1.0010.20153.00 
  Sapozhnikov, Roman 2215 CAN0.001-0.4815-7.20 

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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