Individual Calculations December 2015
 Arkell, Keith C  Total change: -9.00  Rating chartPersonal card
 World Senior Championship 2015 - over 50 Acqui Terme ITA 2015-11-09
RcRownchangeKK*chgGame
 2313 2499 7.00 11 -0.90 10 -9.00 
  Kurka, Dieter 2099  * GER1.0010.08100.80 
  Wueest, Andrin 2228 SUI1.0010.17101.70 
  McKay, Roderick M m2344 SCO0.001-0.7110-7.10 
  Shevelev, Arkady m2284 ISR1.0010.23102.30 
  Cummings, David H. m2307 CAN1.0010.25102.50 
  Izquierdo, Daniel f2161 URU1.0010.12101.20 
  Mohr, Georg g2443 SLO0.001-0.5810-5.80 
  Ivanov, Alexander g2506 USA0.001-0.4910-4.90 
  Baimurzin, Aitkazy m2120 KAZ1.0010.09100.90 
  Sorm, Daniel f2353 CZE1.0010.30103.00 
  Nikolic, Predrag g2603 BIH0.001-0.3610-3.60 
 * 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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