Individual Calculations May 2012
 Courtney, John  Total change: -170.10  Rating chartPersonal card
 Leinster League Div 1 Armstrong Cup 2011-12 Dublin IRL 2011-10-22
RcRownchangeKK*chgGame
 2026 2132 1.50 7 -2.90 30 -87.00 
  Murray, David B. 2120 IRL0.001-0.5230-15.60 
  Lyons, Brendan 1967 IRL0.001-0.7230-21.60 
  Mendelson, Andrew 2144 RSA0.5010.02300.60 
  Benson, Oisin P. 2005 IRL0.501-0.1730-5.10 
  Jakubauskas, Zygimantas 2080 LTU0.501-0.0730-2.10 
  O`Donovan, Richard 2102 IRL0.001-0.5430-16.20 
  Kalam, Abul 1766 IRL0.001-0.9030-27.00 

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)
 
 e2e4 Dublin Masters Dublin IRL 2012-04-05
RcRownchangeKK*chgGame
 1994 2132 2.00 7 -2.77 30 -83.10 
  Christiansen, Johan-Sebast 1938 NOR0.001-0.7530-22.50 
  Loughran, John 1899 IRL1.0010.21306.30 
  Mihajlov, Sebastian 2053 NOR0.501-0.1130-3.30 
  Rawell, Jon Egil 2035 NOR0.501-0.1330-3.90 
  Salomon, Johan 1996 NOR0.001-0.6830-20.40 
  Goossens, Hanne 2032 BEL0.001-0.6430-19.20 
  Morriss, Pete 2006 IRL0.001-0.6730-20.10 

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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