Individual Calculations February 2013
 Song, Guannan Terry  Total change: 2.40  Rating chartPersonal card
 2013 Hart House Winter Open Toronto, Ontario CAN 2013-01-04
RcRownchangeKK*chgGame
 2071 1884 1.50 5 0.16 15 2.40 
  Preotu, Razvan 2109 CAN0.001-0.2215-3.30 
  Southam, David 2114 CAN0.5010.29154.35 
  McTavish, Dale 2066 CAN0.001-0.2615-3.90 
  Wiebe, Daniel 1887 CAN1.0010.50157.50 
  Birarov, Vladimir 2181 ISR0.001-0.1515-2.25 

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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