Individual Calculations November 2017
 Richards, Heather S  Total change: 30.80  Rating chartPersonal card
 2017 Queensland Championship Brisbane AUS 2017-09-28
RcRownchangeKK*chgGame
 2127 2192 6.50 9 1.54 20 30.80 
  Weller, Tony 1808 AUS1.0010.09201.80 
  Illingworth, Max g2482 AUS0.001-0.1620-3.20 
  Hoholis, Harry 1807 AUS1.0010.09201.80 
  Renjith, Sravan 1792  * NZL1.0010.08201.60 
  Solomon, Stephen J m2375 AUS0.001-0.2620-5.20 
  Van Pelt, Michael 1792  * AUS1.0010.08201.60 
  Liu, Yi f2349 AUS0.5010.21204.20 
  Smerdon, David C g2528 AUS1.0010.882017.60 
  Sandler, Leonid m2214 AUS1.0010.532010.60 
 * 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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