Individual Calculations May 2015
 Gil, Arthur  Total change: 1.80  Rating chartPersonal card
 Edinburgh Congress Premier 2015 Edinburgh SCO 2015-04-17
RcRownchangeKK*chgGame
 1976 2052 2.50 4 0.09 20 1.80 
  Berry, Neil M f2267 SCO0.001-0.2320-4.60 
  Mollison, Jamie 1853 SCO0.501-0.2620-5.20 
  Marks, Ian A 1866 SCO1.0010.26205.20 
  Van Randen, Fred 1917 NED1.0010.32206.40 

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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