Individual Calculations May 2018
 O`brien, George  Total change: 2.00  Rating chartPersonal card
 Heidenfeld Trophy 2017-18 Rounds 9-10 Various IRL 2018-03-03
RcRownchangeKK*chgGame
 1833 1885 0.00 1 -0.57 40 -22.80 
  Murphy, Sean 1833 IRL0.001-0.5740-22.80 

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)
 
 National Club Championships 2018 Athlone IRL 2018-04-27
RcRownchangeKK*chgGame
 1806 1878 3.00 4 0.62 40 24.80 
  Remenyik, David 1739 IRL1.0010.314012.40 
  Delaney, Rory 1933 IRL0.001-0.4240-16.80 
  Mancosu, Marco 1716 IRL1.0010.294011.60 
  Boland, Dyland 1837 IRL1.0010.444017.60 

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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