Individual Calculations March 2013
 Song, Michael  Total change: -9.30  Rating chartPersonal card
 2013 Guelph Winter ProAm Guelph, Ontario CAN 2013-02-09
RcRownchangeKK*chgGame
 2177 2198 1.50 4 -0.62 15 -9.30 
  Ferreira, Alex T. 1977 CAN0.501-0.2815-4.20 
  Dougherty, Michael f2165 CAN1.0010.45156.75 
  Cheng, Bindi m2401 CAN0.001-0.2415-3.60 
  Preotu, Razvan 2163 CAN0.001-0.5515-8.25 

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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