Individual Calculations October 2014
 Velev, Josif  Total change: -9.60  Rating chartPersonal card
 5th Balkan Amateur Chess Festival U2300 Vidin BUL 2014-08-23
RcRownchangeKK*chgGame
 2026 1998 3.50 8 -0.24 40 -9.60 
  Kozarev, Petar 1942 BUL1.0010.424016.80 
  Trickovic, Borivoje 2231 SRB1.0010.794031.60 
  Petrov, Martin 2160 BUL0.001-0.2940-11.60 
  Tscharotschkin, Michael 2164 GER0.001-0.2840-11.20 
  Miracola, Giorgia 1798 ITA0.501-0.2640-10.40 
  Dimitrov, Georgi 1883 BUL1.0010.344013.60 
  Zivkovic, Marko 2181 SRB0.001-0.2640-10.40 
  Metodiev, Veselin 1852 BUL0.001-0.7040-28.00 

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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