Individual Calculations February 2017
 Deatrick, Alexander  Total change: -12.20  Rating chartPersonal card
 2017 Michigan Master Expert Championship Lancing, Michigan USA 2017-01-14
RcRownchangeKK*chgGame
 1863 1993 2.00 4 -0.61 20 -12.20 
  Garrison, Raymond 1649 USA1.0010.12202.40 
  Posthuma, Joshua 2212 USA0.5010.28205.60 
  Zheng, Michael 1770 USA0.001-0.7820-15.60 
  Webster, Kyle 1821 USA0.501-0.2320-4.60 

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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