Individual Calculations December 2012
 Song, Guannan Terry  Total change: -6.45  Rating chartPersonal card
 2012 Guelph Fall ProAm Guelph, Ontario CAN 2012-11-03
RcRownchangeKK*chgGame
 2035 1890 0.50 3 -0.43 15 -6.45 
  Ivanov, Mike 2050 CAN0.001-0.2915-4.35 
  Preotu, Razvan 2086 CAN0.001-0.2515-3.75 
  Zhang, Yuanchen 1970 CAN0.5010.11151.65 

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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