Individual Calculations December 2015
 Pohl, Ira  Total change: -135.20  Rating chartPersonal card
 World Senior Championship 2015 - over 65 Acqui Terme ITA 2015-11-09
RcRownchangeKK*chgGame
 1965 2132 4.50 11 -3.38 40 -135.20 
  Webster, Jim J 1850 SCO0.501-0.3440-13.60 
  Del Nevo, Claudio 1840 ITA0.501-0.3540-14.00 
  Castrogiovanni, Carlo 1982 ITA1.0010.304012.00 
  Blaushtain, Boris 2006 ISR0.501-0.1740-6.80 
  De Haro, Martim Afonso Palma 2002 BRA0.501-0.1840-7.20 
  Saucedo, Ivan 1984 PAN0.001-0.7040-28.00 
  Gibbons, Robert 1981 NZL1.0010.304012.00 
  Buxade Roca, Guillermo 2048 ESP0.501-0.1240-4.80 
  Ladisic, Alex-Sacha 2021 FRA0.001-0.6540-26.00 
  Khazankin, Moisei 1976 UKR0.001-0.7140-28.40 
  Bernhoeft, Erhard 1928 GER0.001-0.7640-30.40 

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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