Individual Calculations October 2013
 Pionova, Sonja  Total change: -29.70  Rating chartPersonal card
 46th Team Championship Women 2013 Sunny beach BUL 2013-09-19
RcRownchangeKK*chgGame
 2171 2058 0.50 7 -1.98 15 -29.70 
  Genova, Lyubka wm2269 BUL0.001-0.2315-3.45 
  Voiska, Margarita wg2275 BUL0.001-0.2215-3.30 
  Andreeva, Plamena wf2085 BUL0.001-0.4615-6.90 
  Nikolova, Adriana wg2274 BUL0.001-0.2215-3.30 
  Bednikova, Stefi wm2043 BUL0.001-0.5215-7.80 
  Velcheva, Maria wg2268 BUL0.001-0.2315-3.45 
  Parvanova, Desislava 1983 BUL0.501-0.1015-1.50 

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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