Individual Calculations May 2011
 Loughran, John  Total change: 5.85  Rating chartPersonal card
 Heidenfeld Trophy Dublin IRL 2010-09-24
RcRownchangeKK*chgGame
 1934 1910 1.00 1 0.53 15 7.95 
  Menon Jayadev, Poornima wf1934 IRL1.0010.53157.95 

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)
 
 Irish National Chess Club Championship 2011 Dublin IRL 2011-02-12
RcRownchangeKK*chgGame
 1856 1910 1.00 2 -0.14 15 -2.10 
  Murphy, Oissine 1760 IRL0.001-0.7015-10.50 
  Lyons, Brendan 1951 IRL1.0010.56158.40 

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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