Individual Calculations January 2011
 Aronov, Yuri  Total change: 0.45  Rating chartPersonal card
 2010 Hart House Holidays Open Toronto, Ontario CAN 2010-12-17
RcRownchangeKK*chgGame
 2127 2230 2.50 4 0.03 15 0.45 
  Semianiuk, Konstantin 2030 CAN0.501-0.2615-3.90 
  Abrahams, Daniel 1891 CAN1.0010.12151.80 
  Cummings, David m2369 CAN0.5010.19152.85 
  Martchenko, Alexander 2219 CAN0.501-0.0215-0.30 

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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