Individual Calculations September 2012
 Cosma, Elena-Luminita  Total change: 0.80  Rating chartPersonal card
 Open Women's Bulgarian Championship "Thracian Princess-2012" Vratsa BUL 2012-07-23
RcRownchangeKK*chgGame
 2165 2343 6.50 9 0.08 10 0.80 
  Kantardzhieva, Toni 1943  * BUL1.0010.08100.80 
  Yordanova, Svetla wm2111 BUL0.501-0.2910-2.90 
  Maksimovic, Suzana wg2230 SRB0.501-0.1510-1.50 
  Olea, Liliana 2014 ROU1.0010.12101.20 
  Ionescu, Irina wg2247 ROU0.501-0.1310-1.30 
  Koskoska, Gabriela wm2094 MKD1.0010.19101.90 
  Raeva, Elitsa wm2318 BUL1.0010.47104.70 
  Dragomirescu, Angela wm2242 ROU0.501-0.1410-1.40 
  Voiska, Margarita wg2290 BUL0.501-0.0710-0.70 
 * 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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