Individual Calculations October 2015
 Hubbard, Andrew D  Total change: 30.00  Rating chartPersonal card
 2015 Michigan Open Lansing, Michigan USA 2015-09-04
RcRownchangeKK*chgGame
 2249 2205 2.50 4 0.75 40 30.00 
  Homa, Seth f2381 USA1.0010.734029.20 
  Peredun, Andrew f2269 CAN0.5010.09403.60 
  Hua, Eugene c1991 CAN1.0010.23409.20 
  Yang, Kaiqi m2355 CHN0.001-0.3040-12.00 

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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