Individual Calculations June 2013
 Murray, David B.  Total change: 20.55  Rating chartPersonal card
 Leinster Chess Union Div 1 Armstrong Cup 2012-2013 Dublin IRL 2012-09-17
RcRownchangeKK*chgGame
 2070 2146 6.00 9 0.58 15 8.70 
  Killane, Jack 2011 IRL0.501-0.1815-2.70 
  Duffy, Seamus 2019 IRL1.0010.33154.95 
  Delaney, Killian 2087 IRL0.001-0.5815-8.70 
  Cichonski, Bartlomiej 2085 IRL0.001-0.5815-8.70 
  Palmer, Bernard M. 2024 IRL1.0010.33154.95 
  Bittner, Thomas 2196 GER1.0010.57158.55 
  Mendelson, Andrew 2146 RSA0.5010.00150.00 
  Delaney, Rory 1991 IRL1.0010.29154.35 
  Quinn, Ciaran 2074 IRL1.0010.40156.00 

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 2013 Dublin IRL 2013-04-27
RcRownchangeKK*chgGame
 2217 2141 2.00 3 0.79 15 11.85 
  Mishkovski, Lyubomir 2040 BUL1.0010.36155.40 
  Karolyi, Tibor m2346 HUN0.5010.26153.90 
  Horvath, Gabor 2266 HUN0.5010.17152.55 

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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