Individual Calculations July 2013
 Gordon, David  Total change: 6.45  Rating chartPersonal card
 2013 Ontario Open Ottawa, Ontario CAN 2013-05-18
RcRownchangeKK*chgGame
 2223 2229 3.50 6 0.43 15 6.45 
  Ferreira, Alex 1978 CAN0.501-0.3115-4.65 
  Humphreys, Michael f2165 CAN1.0010.41156.15 
  Plotkin, Victor f2217 CAN1.0010.48157.20 
  Sambuev, Bator g2502 CAN0.001-0.1715-2.55 
  Pacey, Kevin 2172 CAN0.001-0.5815-8.70 
  Kleinman, Michael f2302 CAN1.0010.60159.00 

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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