Individual Calculations February 2019
 O`neill, Sam  Total change: 12.40  Rating chartPersonal card
 New Year Norm Event Section C Dublin IRL 2019-01-02
RcRownchangeKK*chgGame
 1790 1900 6.00 9 0.31 40 12.40 
  Goss, Alex 1775 IRL1.0010.334013.20 
  Scott, Luke 1837 IRL0.001-0.5940-23.60 
  O`connell, David 1828 IRL1.0010.404016.00 
  Butler, Kevin 2084 IRL1.0010.744029.60 
  Melaugh, Gavin 2035 IRL0.5010.18407.20 
  Venkatesan, Kavin 1657 IRL0.501-0.3040-12.00 
  Lowry-O`reilly, Hannah wf1737 IRL0.501-0.2240-8.80 
  Gamage, Vihanga 1528 IRL1.0010.10404.00 
  Phelan, Leo 1632 IRL0.501-0.3340-13.20 

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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