Individual Calculations December 2018
 Petkov, Matey  Total change: 21.20  Rating chartPersonal card
 FIDE World Youth Chess Championships - open 16 Chalkidiki, Greece GRE 2018-10-20
RcRownchangeKK*chgGame
 2199 2164 5.50 11 0.53 40 21.20 
  Engel, Luis 2441 GER0.001-0.1740-6.80 
  Velkovski, Kristijan 1887 MKD0.501-0.3340-13.20 
  Duda, Daniel 1985 CRO0.501-0.2340-9.20 
  Lin, Kerry 1931 AUS1.0010.21408.40 
  Kalavannan, Koby f2365 ENG0.001-0.2440-9.60 
  Hafstad, Leif 1928 ENG1.0010.20408.00 
  Mitsis, Georgios 2350 GRE0.5010.24409.60 
  Lianes Garcia, Marcos f2376 ESP1.0010.774030.80 
  Sahidi, Samir f2315 SVK0.001-0.3040-12.00 
  Morgunov, Daniel f2328 AUT1.0010.724028.80 
  Faerber, David 2279 GER0.001-0.3440-13.60 

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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