Individual Calculations July 2015
 Willathgamuwa, Kevin  Total change: 2.80  Rating chartPersonal card
 2015 NSW Open Sydney AUS 2015-06-06
 2087 1891 1.50 5 0.07 40 2.80 
  Lane, Gary W. m2291  * AUS0.001-0.0840-3.20 
  Mandla, Blair c2088 AUS1.0010.754030.00 
  Illingworth, Max g2291  * AUS0.001-0.0840-3.20 
  Muller, Henning 1968 AUS0.001-0.3940-15.60 
  Glissan, Paul 1795 AUS0.501-0.1340-5.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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