Individual Calculations January 2017
 Marks, Ian  Total change: -17.80  Rating chartPersonal card
 Scottish National League 2016-17 Div 1 Round 3-4 Dunfermline SCO 2016-11-27
RcRownchangeKK*chgGame
 1971 1927 0.00 2 -0.89 20 -17.80 
  Irving, Neil 1849 SCO0.001-0.6120-12.20 
  Brechin, Hugh R 2092 SCO0.001-0.2820-5.60 

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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