Individual Calculations August 2015
 Willathgamuwa, Kevin  Total change: 57.60  Rating chartPersonal card
 2015 Oceania Zonal Open Championship Sydney AUS 2015-07-04
 1980 1894 5.00 9 1.44 40 57.60 
  Bjelobrk, Igor m2294  * AUS0.001-0.0840-3.20 
  Brockman, Roland 1685 AUS1.0010.23409.20 
  Mallari, Donato 1988 AUS0.001-0.3740-14.80 
  Adricula, Noel A c1650 FIJ1.0010.20408.00 
  Hu, Jason 2139 AUS0.5010.304012.00 
  Xuan, Thomas 2023 AUS0.5010.17406.80 
  Fancy, Stuart f2049 PNG0.5010.21408.40 
  Ng, Clive 1980 AUS1.0010.624024.80 
  Prasad, Calvin c2009 FIJ0.5010.16406.40 
 * 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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