Individual Calculations February 2015
 Homa, Seth  Total change: -16.40  Rating chartPersonal card
 2014 Motor City Open Dearborn, Michigan USA 2014-11-28
RcRownchangeKK*chgGame
 2160 2382 1.50 3 -0.82 20 -16.40 
  Song, Terry Guannan 2080 CAN1.0010.15203.00 
  Bowersock, Michael 2132 USA0.501-0.3120-6.20 
  Elyass, Ehab c2268 IRQ0.001-0.6620-13.20 

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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