Individual Calculations September 2019
 O`higgins, Niall  Total change: 6.80  Rating chartPersonal card
 The Irish Championships 2019: Major Dublin IRL 2019-08-02
RcRownchangeKK*chgGame
 1702 1650 2.50 5 0.34 20 6.80 
  Murphy, Sean 1836 IRL0.5010.24204.80 
  Hearne, Sarah Jane wc1552 IRL1.0010.37207.40 
  Killane, Jack 1816 IRL0.001-0.2820-5.60 
  Murphy, Cathal 1605 IRL1.0010.44208.80 
  Egan, Colm 1703 IRL0.001-0.4320-8.60 

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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