Individual Calculations January 2022
 Kirby, Peter J.  Total change: -1.20  Rating chartPersonal card
 7th European Small Nations Team Championship (ESNA) Sliema MLT 2021-11-28
RcRownchangeKK*chgGame
 2199 2001 2.50 9 -0.06 20 -1.20 
  Berend, Elvira wg2328 LUX0.001-0.1320-2.60 
  Belzo, Krzysztof c2069 JCI0.5010.09201.80 
  Efimov, Igor g2386 MNC0.001-0.0920-1.80 
  Michaelides, Konstantinos c2292 CYP0.5010.35207.00 
  De La Riva Aguado, Oscar g2401  * AND0.001-0.0820-1.60 
  Iclicki, Willy f1979 LIE0.501-0.0320-0.60 
  Darmanin, Jake c2106 MLT0.5010.14202.80 
  Jose Polanco, Kenia wc1828 MNC0.501-0.2320-4.60 
  Ziska, Helgi Dam g2401  * FAI0.001-0.0820-1.60 
 * 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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