Individual Calculations October 2018
 Rutten, Alexander  Total change: -49.20  Rating chartPersonal card
 4th Annual American Chess Promotions Open Chamblee, Georgia USA 2018-08-31
RcRownchangeKK*chgGame
 1909 1947 1.50 5 -1.23 40 -49.20 
  Mishra, Prateek c2068 USA0.001-0.3440-13.60 
  Avirneni, Saithanusri 1695 USA0.501-0.3140-12.40 
  Mbonu, David 2039 USA0.001-0.3740-14.80 
  Liu, Jackie 1879 USA0.001-0.5940-23.60 
  Kayma, Thomas 1863 USA1.0010.384015.20 

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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