Individual Calculations January 2010
 Zelkind, Simeon  Total change: 0.00  Rating chartPersonal card
 World Senior Championship Condino ITA 2009-10-27
RcRownchangeKK*chgGame
 1986 1780 2.50 10 0.00 15 0.00 
  Nielsen, Kai Sten 2162 DEN0.5010.41156.15 
  Sloth, Jorn f2180  * DEN0.001-0.0815-1.20 
  Morriss, Pete 1989 IRL0.001-0.2315-3.45 
  Zotin, Vladimir 2015 GER0.5010.29154.35 
  Kverndal, Leif 1948 NOR0.5010.22153.30 
  Haug, Kjell 1970 NOR0.001-0.2515-3.75 
  Zelkind, Natalya 1851 USA0.5010.10151.50 
  Weller, Friedhelm 1947 GER0.5010.22153.30 
  Papa, Angelo 1890 ITA0.001-0.3515-5.25 
  Zurel, Maxim 1903 ISR0.001-0.3315-4.95 
 * 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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