Individual Calculations July 2010
 Petkova, Veneta  Total change: 21.75  Rating chartPersonal card
 43th team championship for women Albena BUL 2010-05-27
RcRownchangeKK*chgGame
 2179 1942 3.00 7 1.45 15 21.75 
  Yordanova, Svetla wm2174 BUL0.5010.29154.35 
  Trifonova, Sandra 1997 BUL1.0010.58158.70 
  Zaiatz, Elena mwg2342  * RUS0.5010.42156.30 
  Bednikova, Stefi wm2101 BUL1.0010.711510.65 
  Shtereva, Slaveja 2093 BUL0.001-0.3015-4.50 
  Videnova, Iva wm2278 BUL0.001-0.1215-1.80 
  Velcheva, Maria wg2266 BUL0.001-0.1315-1.95 
 * 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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