Individual Calculations September 2013
 Przezdziecka, Marta  Total change: 20.25  Rating chartPersonal card
 FE 4 Terra degli Elimi Erice ITA 2013-07-24
 2215 2297 5.50 7 1.35 15 20.25 
  Piazza, Dario 1897  * ITA1.0010.08151.20 
  Bous, Florian 2072 GER1.0010.22153.30 
  Masternak, Grzegorz m2339 POL1.0010.56158.40 
  Georgiev, Vladimir g2544 MKD0.001-0.1915-2.85 
  Van Weersel, Arlette wm2176 NED1.0010.34155.10 
  Toma, Katarzyna wg2305 POL0.5010.01150.15 
  Groenewold, Jan Joris 2175 NED1.0010.33154.95 
 * 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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