Individual Calculations May 2012
 Osborne, Sam C.  Total change: 15.30  Rating chartPersonal card
 Leinster League Div 1 Armstrong Cup 2011-12 Dublin IRL 2011-10-22
RcRownchangeKK*chgGame
 2030 2076 5.50 8 1.02 15 15.30 
  O`Connor, Eddie 2019 IRL1.0010.42156.30 
  Bennett, Eric 1959 IRL1.0010.34155.10 
  Harding, Tim 2196 IRL0.5010.16152.40 
  Freeman, Gordon 2161 IRL0.5010.12151.80 
  Loughran, John 1899 IRL1.0010.27154.05 
  Polimac, Darko 1968 IRL0.501-0.1515-2.25 
  Salter, David 1897 IRL0.501-0.2315-3.45 
  O`Connell, Gerard 2140 IRL0.5010.09151.35 

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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