Individual Calculations January 2011
 Pretorius, Deon  Total change: -32.50  Rating chartPersonal card
 World Youth U-16 Chess Olympiad 2010 Burdur TUR 2010-11-27
RcRownchangeKK*chgGame
 2012 1839 0.50 6 -1.30 25 -32.50 
  Sanal, Vahap c2170 TUR0.001-0.1225-3.00 
  Munasinghe, Lahiru 1940 SRI0.001-0.3625-9.00 
  Buyukasik, Diyap 2045 TUR0.001-0.2425-6.00 
  Tomazini, Zan 2239  * SLO0.001-0.0825-2.00 
  Amangeldiyev, Gurbangeldi, 2004 TKM0.001-0.2825-7.00 
  Du Toit, Stefan f1673 RSA0.501-0.2225-5.50 
 * 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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